Home / 52,488,051.08-78,732,076.62-48,342,811.28

Finding the Fourth Proportional to 52,488,051.08, 78,732,076.62 and 48,342,811.28

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Solution

The fourth proportional to 52,488,051.08, 78,732,076.62 and 48,342,811.28 is: 72,514,216.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,051.08 : 78,732,076.62 = 48,342,811.28 : x
  2. Step 2: Convert to fraction form
    52,488,051.08/78,732,076.62 = 48,342,811.28/x
  3. Step 3: Cross multiply
    52,488,051.08x = 78,732,076.62 × 48,342,811.28
  4. Step 4: Simplify right side
    52,488,051.08x = 3,806,129,921,087,785.50
  5. Step 5: Solve for x
    x = 3,806,129,921,087,785.50/52,488,051.08
  6. Step 6: Final answer
    x = 72,514,216.91

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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.