Home / 88,904,206.80-122,706,864.36-54,108,103.68

Finding the Fourth Proportional to 88,904,206.80, 122,706,864.36 and 54,108,103.68

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Solution

The fourth proportional to 88,904,206.80, 122,706,864.36 and 54,108,103.68 is: 74,680,782.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,904,206.80 : 122,706,864.36 = 54,108,103.68 : x
  2. Step 2: Convert to fraction form
    88,904,206.80/122,706,864.36 = 54,108,103.68/x
  3. Step 3: Cross multiply
    88,904,206.80x = 122,706,864.36 × 54,108,103.68
  4. Step 4: Simplify right side
    88,904,206.80x = 6,639,435,739,038,577
  5. Step 5: Solve for x
    x = 6,639,435,739,038,577/88,904,206.80
  6. Step 6: Final answer
    x = 74,680,782.59

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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.