Home / 198,427,328.15-297,621,746.60-60,254,131.61

Finding the Fourth Proportional to 198,427,328.15, 297,621,746.60 and 60,254,131.61

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Solution

The fourth proportional to 198,427,328.15, 297,621,746.60 and 60,254,131.61 is: 90,375,353.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,427,328.15 : 297,621,746.60 = 60,254,131.61 : x
  2. Step 2: Convert to fraction form
    198,427,328.15/297,621,746.60 = 60,254,131.61/x
  3. Step 3: Cross multiply
    198,427,328.15x = 297,621,746.60 × 60,254,131.61
  4. Step 4: Simplify right side
    198,427,328.15x = 17,932,939,887,845,092
  5. Step 5: Solve for x
    x = 17,932,939,887,845,092/198,427,328.15
  6. Step 6: Final answer
    x = 90,375,353.31

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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.