Home / 145,800,353.40-218,732,022.90-43,574,724.60

Finding the Fourth Proportional to 145,800,353.40, 218,732,022.90 and 43,574,724.60

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Solution

The fourth proportional to 145,800,353.40, 218,732,022.90 and 43,574,724.60 is: 65,371,499.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,800,353.40 : 218,732,022.90 = 43,574,724.60 : x
  2. Step 2: Convert to fraction form
    145,800,353.40/218,732,022.90 = 43,574,724.60/x
  3. Step 3: Cross multiply
    145,800,353.40x = 218,732,022.90 × 43,574,724.60
  4. Step 4: Simplify right side
    145,800,353.40x = 9,531,187,659,068,394
  5. Step 5: Solve for x
    x = 9,531,187,659,068,394/145,800,353.40
  6. Step 6: Final answer
    x = 65,371,499.02

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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.