Home / 43,148,972.80-64,723,459.20-26,217,337.60

Finding the Fourth Proportional to 43,148,972.80, 64,723,459.20 and 26,217,337.60

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Solution

The fourth proportional to 43,148,972.80, 64,723,459.20 and 26,217,337.60 is: 39,326,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,148,972.80 : 64,723,459.20 = 26,217,337.60 : x
  2. Step 2: Convert to fraction form
    43,148,972.80/64,723,459.20 = 26,217,337.60/x
  3. Step 3: Cross multiply
    43,148,972.80x = 64,723,459.20 × 26,217,337.60
  4. Step 4: Simplify right side
    43,148,972.80x = 1,696,876,780,486,226
  5. Step 5: Solve for x
    x = 1,696,876,780,486,226/43,148,972.80
  6. Step 6: Final answer
    x = 39,326,006.40

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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.