Home / 96,585,689.40-144,878,534.10-65,974,687.80

Finding the Fourth Proportional to 96,585,689.40, 144,878,534.10 and 65,974,687.80

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Solution

The fourth proportional to 96,585,689.40, 144,878,534.10 and 65,974,687.80 is: 98,962,031.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,585,689.40 : 144,878,534.10 = 65,974,687.80 : x
  2. Step 2: Convert to fraction form
    96,585,689.40/144,878,534.10 = 65,974,687.80/x
  3. Step 3: Cross multiply
    96,585,689.40x = 144,878,534.10 × 65,974,687.80
  4. Step 4: Simplify right side
    96,585,689.40x = 9,558,316,056,169,154
  5. Step 5: Solve for x
    x = 9,558,316,056,169,154/96,585,689.40
  6. Step 6: Final answer
    x = 98,962,031.70

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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.