Home / 56,832,001.80-85,248,002.70-51,346,638.60

Finding the Fourth Proportional to 56,832,001.80, 85,248,002.70 and 51,346,638.60

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Solution

The fourth proportional to 56,832,001.80, 85,248,002.70 and 51,346,638.60 is: 77,019,957.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,832,001.80 : 85,248,002.70 = 51,346,638.60 : x
  2. Step 2: Convert to fraction form
    56,832,001.80/85,248,002.70 = 51,346,638.60/x
  3. Step 3: Cross multiply
    56,832,001.80x = 85,248,002.70 × 51,346,638.60
  4. Step 4: Simplify right side
    56,832,001.80x = 4,377,198,386,008,724.50
  5. Step 5: Solve for x
    x = 4,377,198,386,008,724.50/56,832,001.80
  6. Step 6: Final answer
    x = 77,019,957.90

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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.