Home / 148,752,642.60-223,128,963.90-102,836,140.20

Finding the Fourth Proportional to 148,752,642.60, 223,128,963.90 and 102,836,140.20

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Solution

The fourth proportional to 148,752,642.60, 223,128,963.90 and 102,836,140.20 is: 154,254,210.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,752,642.60 : 223,128,963.90 = 102,836,140.20 : x
  2. Step 2: Convert to fraction form
    148,752,642.60/223,128,963.90 = 102,836,140.20/x
  3. Step 3: Cross multiply
    148,752,642.60x = 223,128,963.90 × 102,836,140.20
  4. Step 4: Simplify right side
    148,752,642.60x = 22,945,721,414,301,140
  5. Step 5: Solve for x
    x = 22,945,721,414,301,140/148,752,642.60
  6. Step 6: Final answer
    x = 154,254,210.30

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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.