Home / 72,403,266.30-108,604,899.45-33,541,643.18

Finding the Fourth Proportional to 72,403,266.30, 108,604,899.45 and 33,541,643.18

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Solution

The fourth proportional to 72,403,266.30, 108,604,899.45 and 33,541,643.18 is: 50,312,464.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,403,266.30 : 108,604,899.45 = 33,541,643.18 : x
  2. Step 2: Convert to fraction form
    72,403,266.30/108,604,899.45 = 33,541,643.18/x
  3. Step 3: Cross multiply
    72,403,266.30x = 108,604,899.45 × 33,541,643.18
  4. Step 4: Simplify right side
    72,403,266.30x = 3,642,786,784,408,654
  5. Step 5: Solve for x
    x = 3,642,786,784,408,654/72,403,266.30
  6. Step 6: Final answer
    x = 50,312,464.76

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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.