Home / 91,663,210.18-126,493,475.87-50,410,102.55

Finding the Fourth Proportional to 91,663,210.18, 126,493,475.87 and 50,410,102.55

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Solution

The fourth proportional to 91,663,210.18, 126,493,475.87 and 50,410,102.55 is: 69,564,976.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,663,210.18 : 126,493,475.87 = 50,410,102.55 : x
  2. Step 2: Convert to fraction form
    91,663,210.18/126,493,475.87 = 50,410,102.55/x
  3. Step 3: Cross multiply
    91,663,210.18x = 126,493,475.87 × 50,410,102.55
  4. Step 4: Simplify right side
    91,663,210.18x = 6,376,549,090,260,599
  5. Step 5: Solve for x
    x = 6,376,549,090,260,599/91,663,210.18
  6. Step 6: Final answer
    x = 69,564,976.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.