Home / 74,520,281.60-111,780,422.40-62,616,003.20

Finding the Fourth Proportional to 74,520,281.60, 111,780,422.40 and 62,616,003.20

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Solution

The fourth proportional to 74,520,281.60, 111,780,422.40 and 62,616,003.20 is: 93,924,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,520,281.60 : 111,780,422.40 = 62,616,003.20 : x
  2. Step 2: Convert to fraction form
    74,520,281.60/111,780,422.40 = 62,616,003.20/x
  3. Step 3: Cross multiply
    74,520,281.60x = 111,780,422.40 × 62,616,003.20
  4. Step 4: Simplify right side
    74,520,281.60x = 6,999,243,286,695,752
  5. Step 5: Solve for x
    x = 6,999,243,286,695,752/74,520,281.60
  6. Step 6: Final answer
    x = 93,924,004.80

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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.