Home / 537,857,955.09-742,224,382.08-299,690,833.86

Finding the Fourth Proportional to 537,857,955.09, 742,224,382.08 and 299,690,833.86

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Solution

The fourth proportional to 537,857,955.09, 742,224,382.08 and 299,690,833.86 is: 413,562,432.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,857,955.09 : 742,224,382.08 = 299,690,833.86 : x
  2. Step 2: Convert to fraction form
    537,857,955.09/742,224,382.08 = 299,690,833.86/x
  3. Step 3: Cross multiply
    537,857,955.09x = 742,224,382.08 × 299,690,833.86
  4. Step 4: Simplify right side
    537,857,955.09x = 222,437,843,976,778,464
  5. Step 5: Solve for x
    x = 222,437,843,976,778,464/537,857,955.09
  6. Step 6: Final answer
    x = 413,562,432.00

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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.