Home / 230,780,862.25-318,477,533.81-126,358,905.89

Finding the Fourth Proportional to 230,780,862.25, 318,477,533.81 and 126,358,905.89

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Solution

The fourth proportional to 230,780,862.25, 318,477,533.81 and 126,358,905.89 is: 174,375,259.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,780,862.25 : 318,477,533.81 = 126,358,905.89 : x
  2. Step 2: Convert to fraction form
    230,780,862.25/318,477,533.81 = 126,358,905.89/x
  3. Step 3: Cross multiply
    230,780,862.25x = 318,477,533.81 × 126,358,905.89
  4. Step 4: Simplify right side
    230,780,862.25x = 40,242,472,722,941,480
  5. Step 5: Solve for x
    x = 40,242,472,722,941,480/230,780,862.25
  6. Step 6: Final answer
    x = 174,375,259.42

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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.