Home / 98,321,920.80-147,489,967.16-37,737,646.80

Finding the Fourth Proportional to 98,321,920.80, 147,489,967.16 and 37,737,646.80

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Solution

The fourth proportional to 98,321,920.80, 147,489,967.16 and 37,737,646.80 is: 56,609,189.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,321,920.80 : 147,489,967.16 = 37,737,646.80 : x
  2. Step 2: Convert to fraction form
    98,321,920.80/147,489,967.16 = 37,737,646.80/x
  3. Step 3: Cross multiply
    98,321,920.80x = 147,489,967.16 × 37,737,646.80
  4. Step 4: Simplify right side
    98,321,920.80x = 5,565,924,287,227,679
  5. Step 5: Solve for x
    x = 5,565,924,287,227,679/98,321,920.80
  6. Step 6: Final answer
    x = 56,609,189.91

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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.