Home / 153,539,340.30-230,309,010.45-49,908,345.30

Finding the Fourth Proportional to 153,539,340.30, 230,309,010.45 and 49,908,345.30

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Solution

The fourth proportional to 153,539,340.30, 230,309,010.45 and 49,908,345.30 is: 74,862,517.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,539,340.30 : 230,309,010.45 = 49,908,345.30 : x
  2. Step 2: Convert to fraction form
    153,539,340.30/230,309,010.45 = 49,908,345.30/x
  3. Step 3: Cross multiply
    153,539,340.30x = 230,309,010.45 × 49,908,345.30
  4. Step 4: Simplify right side
    153,539,340.30x = 11,494,341,619,239,908
  5. Step 5: Solve for x
    x = 11,494,341,619,239,908/153,539,340.30
  6. Step 6: Final answer
    x = 74,862,517.95

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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.