Home / 157,464,648.20-236,196,972.30-140,245,959.80

Finding the Fourth Proportional to 157,464,648.20, 236,196,972.30 and 140,245,959.80

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Solution

The fourth proportional to 157,464,648.20, 236,196,972.30 and 140,245,959.80 is: 210,368,939.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,648.20 : 236,196,972.30 = 140,245,959.80 : x
  2. Step 2: Convert to fraction form
    157,464,648.20/236,196,972.30 = 140,245,959.80/x
  3. Step 3: Cross multiply
    157,464,648.20x = 236,196,972.30 × 140,245,959.80
  4. Step 4: Simplify right side
    157,464,648.20x = 33,125,671,082,067,520
  5. Step 5: Solve for x
    x = 33,125,671,082,067,520/157,464,648.20
  6. Step 6: Final answer
    x = 210,368,939.70

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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.