Home / 145,728,102.90-218,592,154.35-38,022,726.90

Finding the Fourth Proportional to 145,728,102.90, 218,592,154.35 and 38,022,726.90

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Solution

The fourth proportional to 145,728,102.90, 218,592,154.35 and 38,022,726.90 is: 57,034,090.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,728,102.90 : 218,592,154.35 = 38,022,726.90 : x
  2. Step 2: Convert to fraction form
    145,728,102.90/218,592,154.35 = 38,022,726.90/x
  3. Step 3: Cross multiply
    145,728,102.90x = 218,592,154.35 × 38,022,726.90
  4. Step 4: Simplify right side
    145,728,102.90x = 8,311,469,787,332,696
  5. Step 5: Solve for x
    x = 8,311,469,787,332,696/145,728,102.90
  6. Step 6: Final answer
    x = 57,034,090.35

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1.5x scale

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.