Home / 153,323,255.12-229,618,242.36-88,430,322.80

Finding the Fourth Proportional to 153,323,255.12, 229,618,242.36 and 88,430,322.80

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Solution

The fourth proportional to 153,323,255.12, 229,618,242.36 and 88,430,322.80 is: 132,434,021.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,323,255.12 : 229,618,242.36 = 88,430,322.80 : x
  2. Step 2: Convert to fraction form
    153,323,255.12/229,618,242.36 = 88,430,322.80/x
  3. Step 3: Cross multiply
    153,323,255.12x = 229,618,242.36 × 88,430,322.80
  4. Step 4: Simplify right side
    153,323,255.12x = 20,305,215,292,663,436
  5. Step 5: Solve for x
    x = 20,305,215,292,663,436/153,323,255.12
  6. Step 6: Final answer
    x = 132,434,021.68

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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.