Home / 43,459,968.30-65,189,952.45-42,822,239.10

Finding the Fourth Proportional to 43,459,968.30, 65,189,952.45 and 42,822,239.10

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Solution

The fourth proportional to 43,459,968.30, 65,189,952.45 and 42,822,239.10 is: 64,233,358.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,459,968.30 : 65,189,952.45 = 42,822,239.10 : x
  2. Step 2: Convert to fraction form
    43,459,968.30/65,189,952.45 = 42,822,239.10/x
  3. Step 3: Cross multiply
    43,459,968.30x = 65,189,952.45 × 42,822,239.10
  4. Step 4: Simplify right side
    43,459,968.30x = 2,791,579,730,731,531
  5. Step 5: Solve for x
    x = 2,791,579,730,731,531/43,459,968.30
  6. Step 6: Final answer
    x = 64,233,358.65

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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.