Home / 532,566,140.80-798,849,211.20-259,796,502.40

Finding the Fourth Proportional to 532,566,140.80, 798,849,211.20 and 259,796,502.40

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Solution

The fourth proportional to 532,566,140.80, 798,849,211.20 and 259,796,502.40 is: 389,694,753.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,566,140.80 : 798,849,211.20 = 259,796,502.40 : x
  2. Step 2: Convert to fraction form
    532,566,140.80/798,849,211.20 = 259,796,502.40/x
  3. Step 3: Cross multiply
    532,566,140.80x = 798,849,211.20 × 259,796,502.40
  4. Step 4: Simplify right side
    532,566,140.80x = 207,538,231,014,758,912
  5. Step 5: Solve for x
    x = 207,538,231,014,758,912/532,566,140.80
  6. Step 6: Final answer
    x = 389,694,753.60

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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.