Home / 145,728,305.55-218,592,458.33-38,022,929.55

Finding the Fourth Proportional to 145,728,305.55, 218,592,458.33 and 38,022,929.55

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Solution

The fourth proportional to 145,728,305.55, 218,592,458.33 and 38,022,929.55 is: 57,034,394.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,728,305.55 : 218,592,458.33 = 38,022,929.55 : x
  2. Step 2: Convert to fraction form
    145,728,305.55/218,592,458.33 = 38,022,929.55/x
  3. Step 3: Cross multiply
    145,728,305.55x = 218,592,458.33 × 38,022,929.55
  4. Step 4: Simplify right side
    145,728,305.55x = 8,311,525,643,052,785
  5. Step 5: Solve for x
    x = 8,311,525,643,052,785/145,728,305.55
  6. Step 6: Final answer
    x = 57,034,394.33

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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.