Home / 104,832,007.30-157,248,010.95-74,221,005.70

Finding the Fourth Proportional to 104,832,007.30, 157,248,010.95 and 74,221,005.70

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Solution

The fourth proportional to 104,832,007.30, 157,248,010.95 and 74,221,005.70 is: 111,331,508.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,832,007.30 : 157,248,010.95 = 74,221,005.70 : x
  2. Step 2: Convert to fraction form
    104,832,007.30/157,248,010.95 = 74,221,005.70/x
  3. Step 3: Cross multiply
    104,832,007.30x = 157,248,010.95 × 74,221,005.70
  4. Step 4: Simplify right side
    104,832,007.30x = 11,671,105,517,033,612
  5. Step 5: Solve for x
    x = 11,671,105,517,033,612/104,832,007.30
  6. Step 6: Final answer
    x = 111,331,508.55

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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.