Home / 197,934,422.40-297,043,351.20-83,001,448.80

Finding the Fourth Proportional to 197,934,422.40, 297,043,351.20 and 83,001,448.80

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Solution

The fourth proportional to 197,934,422.40, 297,043,351.20 and 83,001,448.80 is: 124,561,600.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,934,422.40 : 297,043,351.20 = 83,001,448.80 : x
  2. Step 2: Convert to fraction form
    197,934,422.40/297,043,351.20 = 83,001,448.80/x
  3. Step 3: Cross multiply
    197,934,422.40x = 297,043,351.20 × 83,001,448.80
  4. Step 4: Simplify right side
    197,934,422.40x = 24,655,028,506,007,216
  5. Step 5: Solve for x
    x = 24,655,028,506,007,216/197,934,422.40
  6. Step 6: Final answer
    x = 124,561,600.79

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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.