Home / 83,001,621.60-124,502,432.40-29,148,933.60

Finding the Fourth Proportional to 83,001,621.60, 124,502,432.40 and 29,148,933.60

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Solution

The fourth proportional to 83,001,621.60, 124,502,432.40 and 29,148,933.60 is: 43,723,400.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,001,621.60 : 124,502,432.40 = 29,148,933.60 : x
  2. Step 2: Convert to fraction form
    83,001,621.60/124,502,432.40 = 29,148,933.60/x
  3. Step 3: Cross multiply
    83,001,621.60x = 124,502,432.40 × 29,148,933.60
  4. Step 4: Simplify right side
    83,001,621.60x = 3,629,113,135,066,089
  5. Step 5: Solve for x
    x = 3,629,113,135,066,089/83,001,621.60
  6. Step 6: Final answer
    x = 43,723,400.40

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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.