Home / 178,529,821.64-267,898,048.80-74,889,744.92

Finding the Fourth Proportional to 178,529,821.64, 267,898,048.80 and 74,889,744.92

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Solution

The fourth proportional to 178,529,821.64, 267,898,048.80 and 74,889,744.92 is: 112,377,956.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,529,821.64 : 267,898,048.80 = 74,889,744.92 : x
  2. Step 2: Convert to fraction form
    178,529,821.64/267,898,048.80 = 74,889,744.92/x
  3. Step 3: Cross multiply
    178,529,821.64x = 267,898,048.80 × 74,889,744.92
  4. Step 4: Simplify right side
    178,529,821.64x = 20,062,816,539,197,712
  5. Step 5: Solve for x
    x = 20,062,816,539,197,712/178,529,821.64
  6. Step 6: Final answer
    x = 112,377,956.55

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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.