Home / 135,983,141.10-203,974,711.65-109,109,285.10

Finding the Fourth Proportional to 135,983,141.10, 203,974,711.65 and 109,109,285.10

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Solution

The fourth proportional to 135,983,141.10, 203,974,711.65 and 109,109,285.10 is: 163,663,927.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,983,141.10 : 203,974,711.65 = 109,109,285.10 : x
  2. Step 2: Convert to fraction form
    135,983,141.10/203,974,711.65 = 109,109,285.10/x
  3. Step 3: Cross multiply
    135,983,141.10x = 203,974,711.65 × 109,109,285.10
  4. Step 4: Simplify right side
    135,983,141.10x = 22,255,534,966,610,140
  5. Step 5: Solve for x
    x = 22,255,534,966,610,140/135,983,141.10
  6. Step 6: Final answer
    x = 163,663,927.65

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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.