Home / 99,346,947.30-149,008,685.55-26,569,368.87

Finding the Fourth Proportional to 99,346,947.30, 149,008,685.55 and 26,569,368.87

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Solution

The fourth proportional to 99,346,947.30, 149,008,685.55 and 26,569,368.87 is: 39,850,914.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,346,947.30 : 149,008,685.55 = 26,569,368.87 : x
  2. Step 2: Convert to fraction form
    99,346,947.30/149,008,685.55 = 26,569,368.87/x
  3. Step 3: Cross multiply
    99,346,947.30x = 149,008,685.55 × 26,569,368.87
  4. Step 4: Simplify right side
    99,346,947.30x = 3,959,066,731,211,789.50
  5. Step 5: Solve for x
    x = 3,959,066,731,211,789.50/99,346,947.30
  6. Step 6: Final answer
    x = 39,850,914.79

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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.