Home / 162,578,721.60-243,797,223.60-65,502,165.60

Finding the Fourth Proportional to 162,578,721.60, 243,797,223.60 and 65,502,165.60

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Solution

The fourth proportional to 162,578,721.60, 243,797,223.60 and 65,502,165.60 is: 98,224,699.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,578,721.60 : 243,797,223.60 = 65,502,165.60 : x
  2. Step 2: Convert to fraction form
    162,578,721.60/243,797,223.60 = 65,502,165.60/x
  3. Step 3: Cross multiply
    162,578,721.60x = 243,797,223.60 × 65,502,165.60
  4. Step 4: Simplify right side
    162,578,721.60x = 15,969,246,113,067,428
  5. Step 5: Solve for x
    x = 15,969,246,113,067,428/162,578,721.60
  6. Step 6: Final answer
    x = 98,224,699.74

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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.