Home / 82,960,008.60-124,440,012.90-65,641,301.40

Finding the Fourth Proportional to 82,960,008.60, 124,440,012.90 and 65,641,301.40

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Solution

The fourth proportional to 82,960,008.60, 124,440,012.90 and 65,641,301.40 is: 98,461,952.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,960,008.60 : 124,440,012.90 = 65,641,301.40 : x
  2. Step 2: Convert to fraction form
    82,960,008.60/124,440,012.90 = 65,641,301.40/x
  3. Step 3: Cross multiply
    82,960,008.60x = 124,440,012.90 × 65,641,301.40
  4. Step 4: Simplify right side
    82,960,008.60x = 8,168,404,392,988,788
  5. Step 5: Solve for x
    x = 8,168,404,392,988,788/82,960,008.60
  6. Step 6: Final answer
    x = 98,461,952.10

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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.