Home / 56,664,009.60-84,996,014.40-52,129,046.40

Finding the Fourth Proportional to 56,664,009.60, 84,996,014.40 and 52,129,046.40

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Solution

The fourth proportional to 56,664,009.60, 84,996,014.40 and 52,129,046.40 is: 78,193,569.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,664,009.60 : 84,996,014.40 = 52,129,046.40 : x
  2. Step 2: Convert to fraction form
    56,664,009.60/84,996,014.40 = 52,129,046.40/x
  3. Step 3: Cross multiply
    56,664,009.60x = 84,996,014.40 × 52,129,046.40
  4. Step 4: Simplify right side
    56,664,009.60x = 4,430,761,178,472,668.50
  5. Step 5: Solve for x
    x = 4,430,761,178,472,668.50/56,664,009.60
  6. Step 6: Final answer
    x = 78,193,569.60

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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.