Home / 153,785,542.54-230,692,330.19-50,128,141.54

Finding the Fourth Proportional to 153,785,542.54, 230,692,330.19 and 50,128,141.54

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Solution

The fourth proportional to 153,785,542.54, 230,692,330.19 and 50,128,141.54 is: 75,196,781.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,785,542.54 : 230,692,330.19 = 50,128,141.54 : x
  2. Step 2: Convert to fraction form
    153,785,542.54/230,692,330.19 = 50,128,141.54/x
  3. Step 3: Cross multiply
    153,785,542.54x = 230,692,330.19 × 50,128,141.54
  4. Step 4: Simplify right side
    153,785,542.54x = 11,564,177,779,956,734
  5. Step 5: Solve for x
    x = 11,564,177,779,956,734/153,785,542.54
  6. Step 6: Final answer
    x = 75,196,781.11

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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.