Home / 147,738,740.68-221,631,925.02-45,502,730.92

Finding the Fourth Proportional to 147,738,740.68, 221,631,925.02 and 45,502,730.92

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Solution

The fourth proportional to 147,738,740.68, 221,631,925.02 and 45,502,730.92 is: 68,261,430.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,738,740.68 : 221,631,925.02 = 45,502,730.92 : x
  2. Step 2: Convert to fraction form
    147,738,740.68/221,631,925.02 = 45,502,730.92/x
  3. Step 3: Cross multiply
    147,738,740.68x = 221,631,925.02 × 45,502,730.92
  4. Step 4: Simplify right side
    147,738,740.68x = 10,084,857,847,466,676
  5. Step 5: Solve for x
    x = 10,084,857,847,466,676/147,738,740.68
  6. Step 6: Final answer
    x = 68,261,430.96

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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.