Home / 303,205,537.28-454,808,386.92-84,888,038.72

Finding the Fourth Proportional to 303,205,537.28, 454,808,386.92 and 84,888,038.72

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Solution

The fourth proportional to 303,205,537.28, 454,808,386.92 and 84,888,038.72 is: 127,332,080.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,205,537.28 : 454,808,386.92 = 84,888,038.72 : x
  2. Step 2: Convert to fraction form
    303,205,537.28/454,808,386.92 = 84,888,038.72/x
  3. Step 3: Cross multiply
    303,205,537.28x = 454,808,386.92 × 84,888,038.72
  4. Step 4: Simplify right side
    303,205,537.28x = 38,607,791,959,045,704
  5. Step 5: Solve for x
    x = 38,607,791,959,045,704/303,205,537.28
  6. Step 6: Final answer
    x = 127,332,080.76

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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.