Home / 220,007,486.80-329,793,502.20-97,252,440.40

Finding the Fourth Proportional to 220,007,486.80, 329,793,502.20 and 97,252,440.40

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Solution

The fourth proportional to 220,007,486.80, 329,793,502.20 and 97,252,440.40 is: 145,782,415.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,007,486.80 : 329,793,502.20 = 97,252,440.40 : x
  2. Step 2: Convert to fraction form
    220,007,486.80/329,793,502.20 = 97,252,440.40/x
  3. Step 3: Cross multiply
    220,007,486.80x = 329,793,502.20 × 97,252,440.40
  4. Step 4: Simplify right side
    220,007,486.80x = 32,073,222,917,012,768
  5. Step 5: Solve for x
    x = 32,073,222,917,012,768/220,007,486.80
  6. Step 6: Final answer
    x = 145,782,415.79

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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.