Home / 75,917,142.06-113,827,861.53-64,406,640.30

Finding the Fourth Proportional to 75,917,142.06, 113,827,861.53 and 64,406,640.30

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Solution

The fourth proportional to 75,917,142.06, 113,827,861.53 and 64,406,640.30 is: 96,569,364.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,917,142.06 : 113,827,861.53 = 64,406,640.30 : x
  2. Step 2: Convert to fraction form
    75,917,142.06/113,827,861.53 = 64,406,640.30/x
  3. Step 3: Cross multiply
    75,917,142.06x = 113,827,861.53 × 64,406,640.30
  4. Step 4: Simplify right side
    75,917,142.06x = 7,331,270,133,680,917
  5. Step 5: Solve for x
    x = 7,331,270,133,680,917/75,917,142.06
  6. Step 6: Final answer
    x = 96,569,364.11

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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.