Home / 80,176,291.20-110,643,575.04-43,506,860.80

Finding the Fourth Proportional to 80,176,291.20, 110,643,575.04 and 43,506,860.80

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Solution

The fourth proportional to 80,176,291.20, 110,643,575.04 and 43,506,860.80 is: 60,039,627.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,176,291.20 : 110,643,575.04 = 43,506,860.80 : x
  2. Step 2: Convert to fraction form
    80,176,291.20/110,643,575.04 = 43,506,860.80/x
  3. Step 3: Cross multiply
    80,176,291.20x = 110,643,575.04 × 43,506,860.80
  4. Step 4: Simplify right side
    80,176,291.20x = 4,813,754,617,679,634
  5. Step 5: Solve for x
    x = 4,813,754,617,679,634/80,176,291.20
  6. Step 6: Final answer
    x = 60,039,627.00

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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.