Home / 52,488,117.70-78,732,176.55-48,342,877.90

Finding the Fourth Proportional to 52,488,117.70, 78,732,176.55 and 48,342,877.90

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Solution

The fourth proportional to 52,488,117.70, 78,732,176.55 and 48,342,877.90 is: 72,514,316.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,117.70 : 78,732,176.55 = 48,342,877.90 : x
  2. Step 2: Convert to fraction form
    52,488,117.70/78,732,176.55 = 48,342,877.90/x
  3. Step 3: Cross multiply
    52,488,117.70x = 78,732,176.55 × 48,342,877.90
  4. Step 4: Simplify right side
    52,488,117.70x = 3,806,139,997,757,893
  5. Step 5: Solve for x
    x = 3,806,139,997,757,893/52,488,117.70
  6. Step 6: Final answer
    x = 72,514,316.85

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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.