Home / 177,300,629.60-265,726,995.60-86,228,117.60

Finding the Fourth Proportional to 177,300,629.60, 265,726,995.60 and 86,228,117.60

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Solution

The fourth proportional to 177,300,629.60, 265,726,995.60 and 86,228,117.60 is: 129,233,261.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,300,629.60 : 265,726,995.60 = 86,228,117.60 : x
  2. Step 2: Convert to fraction form
    177,300,629.60/265,726,995.60 = 86,228,117.60/x
  3. Step 3: Cross multiply
    177,300,629.60x = 265,726,995.60 × 86,228,117.60
  4. Step 4: Simplify right side
    177,300,629.60x = 22,913,138,626,091,480
  5. Step 5: Solve for x
    x = 22,913,138,626,091,480/177,300,629.60
  6. Step 6: Final answer
    x = 129,233,261.48

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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.