Home / 66,663,741.45-99,925,269.75-35,949,961.79

Finding the Fourth Proportional to 66,663,741.45, 99,925,269.75 and 35,949,961.79

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Solution

The fourth proportional to 66,663,741.45, 99,925,269.75 and 35,949,961.79 is: 53,887,008.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,663,741.45 : 99,925,269.75 = 35,949,961.79 : x
  2. Step 2: Convert to fraction form
    66,663,741.45/99,925,269.75 = 35,949,961.79/x
  3. Step 3: Cross multiply
    66,663,741.45x = 99,925,269.75 × 35,949,961.79
  4. Step 4: Simplify right side
    66,663,741.45x = 3,592,309,628,868,316
  5. Step 5: Solve for x
    x = 3,592,309,628,868,316/66,663,741.45
  6. Step 6: Final answer
    x = 53,887,008.90

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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.