Home / 99,168,423.60-148,752,635.40-31,032,001.20

Finding the Fourth Proportional to 99,168,423.60, 148,752,635.40 and 31,032,001.20

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Solution

The fourth proportional to 99,168,423.60, 148,752,635.40 and 31,032,001.20 is: 46,548,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,168,423.60 : 148,752,635.40 = 31,032,001.20 : x
  2. Step 2: Convert to fraction form
    99,168,423.60/148,752,635.40 = 31,032,001.20/x
  3. Step 3: Cross multiply
    99,168,423.60x = 148,752,635.40 × 31,032,001.20
  4. Step 4: Simplify right side
    99,168,423.60x = 4,616,091,960,235,963
  5. Step 5: Solve for x
    x = 4,616,091,960,235,963/99,168,423.60
  6. Step 6: Final answer
    x = 46,548,001.80

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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.