Home / 148,752,709-223,129,579.38-45,122,802.04

Finding the Fourth Proportional to 148,752,709, 223,129,579.38 and 45,122,802.04

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Solution

The fourth proportional to 148,752,709, 223,129,579.38 and 45,122,802.04 is: 67,684,359.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,752,709 : 223,129,579.38 = 45,122,802.04 : x
  2. Step 2: Convert to fraction form
    148,752,709/223,129,579.38 = 45,122,802.04/x
  3. Step 3: Cross multiply
    148,752,709x = 223,129,579.38 × 45,122,802.04
  4. Step 4: Simplify right side
    148,752,709x = 10,068,231,839,632,206
  5. Step 5: Solve for x
    x = 10,068,231,839,632,206/148,752,709
  6. Step 6: Final answer
    x = 67,684,359.55

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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.