Home / 117,452,062.80-176,178,094.20-87,218,974.80

Finding the Fourth Proportional to 117,452,062.80, 176,178,094.20 and 87,218,974.80

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Solution

The fourth proportional to 117,452,062.80, 176,178,094.20 and 87,218,974.80 is: 130,828,462.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,452,062.80 : 176,178,094.20 = 87,218,974.80 : x
  2. Step 2: Convert to fraction form
    117,452,062.80/176,178,094.20 = 87,218,974.80/x
  3. Step 3: Cross multiply
    117,452,062.80x = 176,178,094.20 × 87,218,974.80
  4. Step 4: Simplify right side
    117,452,062.80x = 15,366,072,758,341,824
  5. Step 5: Solve for x
    x = 15,366,072,758,341,824/117,452,062.80
  6. Step 6: Final answer
    x = 130,828,462.20

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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.