Home / 82,207,210.48-113,445,910.98-49,167,459.04

Finding the Fourth Proportional to 82,207,210.48, 113,445,910.98 and 49,167,459.04

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Solution

The fourth proportional to 82,207,210.48, 113,445,910.98 and 49,167,459.04 is: 67,851,069.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,207,210.48 : 113,445,910.98 = 49,167,459.04 : x
  2. Step 2: Convert to fraction form
    82,207,210.48/113,445,910.98 = 49,167,459.04/x
  3. Step 3: Cross multiply
    82,207,210.48x = 113,445,910.98 × 49,167,459.04
  4. Step 4: Simplify right side
    82,207,210.48x = 5,577,847,181,364,636
  5. Step 5: Solve for x
    x = 5,577,847,181,364,636/82,207,210.48
  6. Step 6: Final answer
    x = 67,851,069.86

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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.