Home / 160,853,006.02-221,959,385.74-90,272,427.96

Finding the Fourth Proportional to 160,853,006.02, 221,959,385.74 and 90,272,427.96

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Solution

The fourth proportional to 160,853,006.02, 221,959,385.74 and 90,272,427.96 is: 124,565,982.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,853,006.02 : 221,959,385.74 = 90,272,427.96 : x
  2. Step 2: Convert to fraction form
    160,853,006.02/221,959,385.74 = 90,272,427.96/x
  3. Step 3: Cross multiply
    160,853,006.02x = 221,959,385.74 × 90,272,427.96
  4. Step 4: Simplify right side
    160,853,006.02x = 20,036,812,659,708,768
  5. Step 5: Solve for x
    x = 20,036,812,659,708,768/160,853,006.02
  6. Step 6: Final answer
    x = 124,565,982.04

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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.