Home / 110,432,339.76-152,542,184.16-82,506,514.88

Finding the Fourth Proportional to 110,432,339.76, 152,542,184.16 and 82,506,514.88

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Solution

The fourth proportional to 110,432,339.76, 152,542,184.16 and 82,506,514.88 is: 113,967,738.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,432,339.76 : 152,542,184.16 = 82,506,514.88 : x
  2. Step 2: Convert to fraction form
    110,432,339.76/152,542,184.16 = 82,506,514.88/x
  3. Step 3: Cross multiply
    110,432,339.76x = 152,542,184.16 × 82,506,514.88
  4. Step 4: Simplify right side
    110,432,339.76x = 12,585,723,987,224,740
  5. Step 5: Solve for x
    x = 12,585,723,987,224,740/110,432,339.76
  6. Step 6: Final answer
    x = 113,967,738.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.