Home / 121,402,600.20-182,103,900.30-108,648,016.20

Finding the Fourth Proportional to 121,402,600.20, 182,103,900.30 and 108,648,016.20

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Solution

The fourth proportional to 121,402,600.20, 182,103,900.30 and 108,648,016.20 is: 162,972,024.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,402,600.20 : 182,103,900.30 = 108,648,016.20 : x
  2. Step 2: Convert to fraction form
    121,402,600.20/182,103,900.30 = 108,648,016.20/x
  3. Step 3: Cross multiply
    121,402,600.20x = 182,103,900.30 × 108,648,016.20
  4. Step 4: Simplify right side
    121,402,600.20x = 19,785,227,509,877,588
  5. Step 5: Solve for x
    x = 19,785,227,509,877,588/121,402,600.20
  6. Step 6: Final answer
    x = 162,972,024.30

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1.5x scale

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.