Home / 99,664,954.20-149,497,431.30-65,227,577.40

Finding the Fourth Proportional to 99,664,954.20, 149,497,431.30 and 65,227,577.40

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Solution

The fourth proportional to 99,664,954.20, 149,497,431.30 and 65,227,577.40 is: 97,841,366.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,664,954.20 : 149,497,431.30 = 65,227,577.40 : x
  2. Step 2: Convert to fraction form
    99,664,954.20/149,497,431.30 = 65,227,577.40/x
  3. Step 3: Cross multiply
    99,664,954.20x = 149,497,431.30 × 65,227,577.40
  4. Step 4: Simplify right side
    99,664,954.20x = 9,751,355,271,221,934
  5. Step 5: Solve for x
    x = 9,751,355,271,221,934/99,664,954.20
  6. Step 6: Final answer
    x = 97,841,366.10

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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.