Home / 162,864,243.40-224,754,161-88,524,978.72

Finding the Fourth Proportional to 162,864,243.40, 224,754,161 and 88,524,978.72

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Solution

The fourth proportional to 162,864,243.40, 224,754,161 and 88,524,978.72 is: 122,165,288.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,864,243.40 : 224,754,161 = 88,524,978.72 : x
  2. Step 2: Convert to fraction form
    162,864,243.40/224,754,161 = 88,524,978.72/x
  3. Step 3: Cross multiply
    162,864,243.40x = 224,754,161 × 88,524,978.72
  4. Step 4: Simplify right side
    162,864,243.40x = 19,896,357,319,756,452
  5. Step 5: Solve for x
    x = 19,896,357,319,756,452/162,864,243.40
  6. Step 6: Final answer
    x = 122,165,288.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.