Home / 145,310,225.40-200,576,695.50-86,591,306.88

Finding the Fourth Proportional to 145,310,225.40, 200,576,695.50 and 86,591,306.88

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Solution

The fourth proportional to 145,310,225.40, 200,576,695.50 and 86,591,306.88 is: 119,524,955.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,310,225.40 : 200,576,695.50 = 86,591,306.88 : x
  2. Step 2: Convert to fraction form
    145,310,225.40/200,576,695.50 = 86,591,306.88/x
  3. Step 3: Cross multiply
    145,310,225.40x = 200,576,695.50 × 86,591,306.88
  4. Step 4: Simplify right side
    145,310,225.40x = 17,368,198,193,016,814
  5. Step 5: Solve for x
    x = 17,368,198,193,016,814/145,310,225.40
  6. Step 6: Final answer
    x = 119,524,955.28

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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.