Home / 199,248,534.30-298,872,801.45-97,211,862.30

Finding the Fourth Proportional to 199,248,534.30, 298,872,801.45 and 97,211,862.30

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Solution

The fourth proportional to 199,248,534.30, 298,872,801.45 and 97,211,862.30 is: 145,817,793.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,248,534.30 : 298,872,801.45 = 97,211,862.30 : x
  2. Step 2: Convert to fraction form
    199,248,534.30/298,872,801.45 = 97,211,862.30/x
  3. Step 3: Cross multiply
    199,248,534.30x = 298,872,801.45 × 97,211,862.30
  4. Step 4: Simplify right side
    199,248,534.30x = 29,053,981,619,772,640
  5. Step 5: Solve for x
    x = 29,053,981,619,772,640/199,248,534.30
  6. Step 6: Final answer
    x = 145,817,793.45

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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.