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Finding the Fourth Proportional to 532,080,285.60, 798,120,428.40 and 350,532,458.40

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Solution

The fourth proportional to 532,080,285.60, 798,120,428.40 and 350,532,458.40 is: 525,798,687.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,080,285.60 : 798,120,428.40 = 350,532,458.40 : x
  2. Step 2: Convert to fraction form
    532,080,285.60/798,120,428.40 = 350,532,458.40/x
  3. Step 3: Cross multiply
    532,080,285.60x = 798,120,428.40 × 350,532,458.40
  4. Step 4: Simplify right side
    532,080,285.60x = 279,767,115,866,313,152
  5. Step 5: Solve for x
    x = 279,767,115,866,313,152/532,080,285.60
  6. Step 6: Final answer
    x = 525,798,687.60

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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.