Home / 130,003,659.60-195,055,255.80-127,963,237.20

Finding the Fourth Proportional to 130,003,659.60, 195,055,255.80 and 127,963,237.20

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Solution

The fourth proportional to 130,003,659.60, 195,055,255.80 and 127,963,237.20 is: 191,993,841.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,003,659.60 : 195,055,255.80 = 127,963,237.20 : x
  2. Step 2: Convert to fraction form
    130,003,659.60/195,055,255.80 = 127,963,237.20/x
  3. Step 3: Cross multiply
    130,003,659.60x = 195,055,255.80 × 127,963,237.20
  4. Step 4: Simplify right side
    130,003,659.60x = 24,959,901,965,042,076
  5. Step 5: Solve for x
    x = 24,959,901,965,042,076/130,003,659.60
  6. Step 6: Final answer
    x = 191,993,841.11

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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.