Home / 1,049,282,318.70-1,573,923,478.05-435,550,632.30

Finding the Fourth Proportional to 1,049,282,318.70, 1,573,923,478.05 and 435,550,632.30

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Solution

The fourth proportional to 1,049,282,318.70, 1,573,923,478.05 and 435,550,632.30 is: 653,325,948.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,282,318.70 : 1,573,923,478.05 = 435,550,632.30 : x
  2. Step 2: Convert to fraction form
    1,049,282,318.70/1,573,923,478.05 = 435,550,632.30/x
  3. Step 3: Cross multiply
    1,049,282,318.70x = 1,573,923,478.05 × 435,550,632.30
  4. Step 4: Simplify right side
    1,049,282,318.70x = 685,523,366,056,492,672
  5. Step 5: Solve for x
    x = 685,523,366,056,492,672/1,049,282,318.70
  6. Step 6: Final answer
    x = 653,325,948.45

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Half scale
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Double scale
Find fourth proportional to 1,049,282,319.70, 1,573,923,479.55 and 435,550,633.30
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.