Home / 537,857,952.35-742,224,378.29-299,690,831.12

Finding the Fourth Proportional to 537,857,952.35, 742,224,378.29 and 299,690,831.12

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Solution

The fourth proportional to 537,857,952.35, 742,224,378.29 and 299,690,831.12 is: 413,562,428.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,857,952.35 : 742,224,378.29 = 299,690,831.12 : x
  2. Step 2: Convert to fraction form
    537,857,952.35/742,224,378.29 = 299,690,831.12/x
  3. Step 3: Cross multiply
    537,857,952.35x = 742,224,378.29 × 299,690,831.12
  4. Step 4: Simplify right side
    537,857,952.35x = 222,437,840,802,045,792
  5. Step 5: Solve for x
    x = 222,437,840,802,045,792/537,857,952.35
  6. Step 6: Final answer
    x = 413,562,428.21

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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.