Home / 131,053,334.40-196,580,001.60-87,943,190.40

Finding the Fourth Proportional to 131,053,334.40, 196,580,001.60 and 87,943,190.40

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Solution

The fourth proportional to 131,053,334.40, 196,580,001.60 and 87,943,190.40 is: 131,914,785.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,053,334.40 : 196,580,001.60 = 87,943,190.40 : x
  2. Step 2: Convert to fraction form
    131,053,334.40/196,580,001.60 = 87,943,190.40/x
  3. Step 3: Cross multiply
    131,053,334.40x = 196,580,001.60 × 87,943,190.40
  4. Step 4: Simplify right side
    131,053,334.40x = 17,287,872,509,541,106
  5. Step 5: Solve for x
    x = 17,287,872,509,541,106/131,053,334.40
  6. Step 6: Final answer
    x = 131,914,785.60

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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.