Home / 137,374,763.55-206,070,000.40-38,998,775.35

Finding the Fourth Proportional to 137,374,763.55, 206,070,000.40 and 38,998,775.35

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Solution

The fourth proportional to 137,374,763.55, 206,070,000.40 and 38,998,775.35 is: 58,500,392.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,374,763.55 : 206,070,000.40 = 38,998,775.35 : x
  2. Step 2: Convert to fraction form
    137,374,763.55/206,070,000.40 = 38,998,775.35/x
  3. Step 3: Cross multiply
    137,374,763.55x = 206,070,000.40 × 38,998,775.35
  4. Step 4: Simplify right side
    137,374,763.55x = 8,036,477,652,280,346
  5. Step 5: Solve for x
    x = 8,036,477,652,280,346/137,374,763.55
  6. Step 6: Final answer
    x = 58,500,392.97

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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.