Home / 1,047,800,423.40-1,571,700,635.10-996,782,087.40

Finding the Fourth Proportional to 1,047,800,423.40, 1,571,700,635.10 and 996,782,087.40

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Solution

The fourth proportional to 1,047,800,423.40, 1,571,700,635.10 and 996,782,087.40 is: 1,495,173,131.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,800,423.40 : 1,571,700,635.10 = 996,782,087.40 : x
  2. Step 2: Convert to fraction form
    1,047,800,423.40/1,571,700,635.10 = 996,782,087.40/x
  3. Step 3: Cross multiply
    1,047,800,423.40x = 1,571,700,635.10 × 996,782,087.40
  4. Step 4: Simplify right side
    1,047,800,423.40x = 1,566,643,039,822,883,584
  5. Step 5: Solve for x
    x = 1,566,643,039,822,883,584/1,047,800,423.40
  6. Step 6: Final answer
    x = 1,495,173,131.10

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Double scale
Find fourth proportional to 1,047,800,424.40, 1,571,700,636.60 and 996,782,088.40
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.