Home / 56,657,311.20-84,985,966.80-51,933,391.20

Finding the Fourth Proportional to 56,657,311.20, 84,985,966.80 and 51,933,391.20

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Solution

The fourth proportional to 56,657,311.20, 84,985,966.80 and 51,933,391.20 is: 77,900,086.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,657,311.20 : 84,985,966.80 = 51,933,391.20 : x
  2. Step 2: Convert to fraction form
    56,657,311.20/84,985,966.80 = 51,933,391.20/x
  3. Step 3: Cross multiply
    56,657,311.20x = 84,985,966.80 × 51,933,391.20
  4. Step 4: Simplify right side
    56,657,311.20x = 4,413,609,460,334,612.50
  5. Step 5: Solve for x
    x = 4,413,609,460,334,612.50/56,657,311.20
  6. Step 6: Final answer
    x = 77,900,086.80

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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.