Home / 71,135,087.60-98,112,259.22-61,228,830.53

Finding the Fourth Proportional to 71,135,087.60, 98,112,259.22 and 61,228,830.53

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Solution

The fourth proportional to 71,135,087.60, 98,112,259.22 and 61,228,830.53 is: 84,449,167.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,135,087.60 : 98,112,259.22 = 61,228,830.53 : x
  2. Step 2: Convert to fraction form
    71,135,087.60/98,112,259.22 = 61,228,830.53/x
  3. Step 3: Cross multiply
    71,135,087.60x = 98,112,259.22 × 61,228,830.53
  4. Step 4: Simplify right side
    71,135,087.60x = 6,007,298,892,390,666
  5. Step 5: Solve for x
    x = 6,007,298,892,390,666/71,135,087.60
  6. Step 6: Final answer
    x = 84,449,167.00

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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.