Home / 514,202,657.28-709,816,812.48-347,165,196.48

Finding the Fourth Proportional to 514,202,657.28, 709,816,812.48 and 347,165,196.48

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Solution

The fourth proportional to 514,202,657.28, 709,816,812.48 and 347,165,196.48 is: 479,234,577.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,202,657.28 : 709,816,812.48 = 347,165,196.48 : x
  2. Step 2: Convert to fraction form
    514,202,657.28/709,816,812.48 = 347,165,196.48/x
  3. Step 3: Cross multiply
    514,202,657.28x = 709,816,812.48 × 347,165,196.48
  4. Step 4: Simplify right side
    514,202,657.28x = 246,423,693,169,426,528
  5. Step 5: Solve for x
    x = 246,423,693,169,426,528/514,202,657.28
  6. Step 6: Final answer
    x = 479,234,577.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.