Home / 74,884,814.60-112,327,221.90-65,628,264.20

Finding the Fourth Proportional to 74,884,814.60, 112,327,221.90 and 65,628,264.20

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Solution

The fourth proportional to 74,884,814.60, 112,327,221.90 and 65,628,264.20 is: 98,442,396.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,884,814.60 : 112,327,221.90 = 65,628,264.20 : x
  2. Step 2: Convert to fraction form
    74,884,814.60/112,327,221.90 = 65,628,264.20/x
  3. Step 3: Cross multiply
    74,884,814.60x = 112,327,221.90 × 65,628,264.20
  4. Step 4: Simplify right side
    74,884,814.60x = 7,371,840,595,705,227
  5. Step 5: Solve for x
    x = 7,371,840,595,705,227/74,884,814.60
  6. Step 6: Final answer
    x = 98,442,396.30

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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.