Home / 292,589,601.20-438,883,527-74,239,521.20

Finding the Fourth Proportional to 292,589,601.20, 438,883,527 and 74,239,521.20

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Solution

The fourth proportional to 292,589,601.20, 438,883,527 and 74,239,521.20 is: 111,359,059.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,589,601.20 : 438,883,527 = 74,239,521.20 : x
  2. Step 2: Convert to fraction form
    292,589,601.20/438,883,527 = 74,239,521.20/x
  3. Step 3: Cross multiply
    292,589,601.20x = 438,883,527 × 74,239,521.20
  4. Step 4: Simplify right side
    292,589,601.20x = 32,582,502,907,047,272
  5. Step 5: Solve for x
    x = 32,582,502,907,047,272/292,589,601.20
  6. Step 6: Final answer
    x = 111,359,059.83

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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.