Home / 177,138,859.20-265,708,288.80-141,307,051.20

Finding the Fourth Proportional to 177,138,859.20, 265,708,288.80 and 141,307,051.20

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Solution

The fourth proportional to 177,138,859.20, 265,708,288.80 and 141,307,051.20 is: 211,960,576.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,138,859.20 : 265,708,288.80 = 141,307,051.20 : x
  2. Step 2: Convert to fraction form
    177,138,859.20/265,708,288.80 = 141,307,051.20/x
  3. Step 3: Cross multiply
    177,138,859.20x = 265,708,288.80 × 141,307,051.20
  4. Step 4: Simplify right side
    177,138,859.20x = 37,546,454,769,725,984
  5. Step 5: Solve for x
    x = 37,546,454,769,725,984/177,138,859.20
  6. Step 6: Final answer
    x = 211,960,576.80

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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.