Home / 1,214,784,047.60-1,822,176,071.40-559,733,807.60

Finding the Fourth Proportional to 1,214,784,047.60, 1,822,176,071.40 and 559,733,807.60

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Solution

The fourth proportional to 1,214,784,047.60, 1,822,176,071.40 and 559,733,807.60 is: 839,600,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,784,047.60 : 1,822,176,071.40 = 559,733,807.60 : x
  2. Step 2: Convert to fraction form
    1,214,784,047.60/1,822,176,071.40 = 559,733,807.60/x
  3. Step 3: Cross multiply
    1,214,784,047.60x = 1,822,176,071.40 × 559,733,807.60
  4. Step 4: Simplify right side
    1,214,784,047.60x = 1,019,933,550,562,331,520
  5. Step 5: Solve for x
    x = 1,019,933,550,562,331,520/1,214,784,047.60
  6. Step 6: Final answer
    x = 839,600,711.40

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Half scale
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Double scale
Find fourth proportional to 1,214,784,048.60, 1,822,176,072.90 and 559,733,808.60
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.