Home / 116,710,142.67-161,063,701.29-63,785,689.56

Finding the Fourth Proportional to 116,710,142.67, 161,063,701.29 and 63,785,689.56

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Solution

The fourth proportional to 116,710,142.67, 161,063,701.29 and 63,785,689.56 is: 88,026,276.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,710,142.67 : 161,063,701.29 = 63,785,689.56 : x
  2. Step 2: Convert to fraction form
    116,710,142.67/161,063,701.29 = 63,785,689.56/x
  3. Step 3: Cross multiply
    116,710,142.67x = 161,063,701.29 × 63,785,689.56
  4. Step 4: Simplify right side
    116,710,142.67x = 10,273,559,249,868,512
  5. Step 5: Solve for x
    x = 10,273,559,249,868,512/116,710,142.67
  6. Step 6: Final answer
    x = 88,026,276.16

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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.