Home / 68,090,217.76-93,993,494.10-45,776,145.14

Finding the Fourth Proportional to 68,090,217.76, 93,993,494.10 and 45,776,145.14

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Solution

The fourth proportional to 68,090,217.76, 93,993,494.10 and 45,776,145.14 is: 63,190,572.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,090,217.76 : 93,993,494.10 = 45,776,145.14 : x
  2. Step 2: Convert to fraction form
    68,090,217.76/93,993,494.10 = 45,776,145.14/x
  3. Step 3: Cross multiply
    68,090,217.76x = 93,993,494.10 × 45,776,145.14
  4. Step 4: Simplify right side
    68,090,217.76x = 4,302,659,828,373,694
  5. Step 5: Solve for x
    x = 4,302,659,828,373,694/68,090,217.76
  6. Step 6: Final answer
    x = 63,190,572.30

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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.