Home / 45,935,793.40-68,903,690.10-42,428,282.80

Finding the Fourth Proportional to 45,935,793.40, 68,903,690.10 and 42,428,282.80

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Solution

The fourth proportional to 45,935,793.40, 68,903,690.10 and 42,428,282.80 is: 63,642,424.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,935,793.40 : 68,903,690.10 = 42,428,282.80 : x
  2. Step 2: Convert to fraction form
    45,935,793.40/68,903,690.10 = 42,428,282.80/x
  3. Step 3: Cross multiply
    45,935,793.40x = 68,903,690.10 × 42,428,282.80
  4. Step 4: Simplify right side
    45,935,793.40x = 2,923,465,249,526,360
  5. Step 5: Solve for x
    x = 2,923,465,249,526,360/45,935,793.40
  6. Step 6: Final answer
    x = 63,642,424.20

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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.