Home / 94,676,810.80-142,015,216.20-69,167,642.80

Finding the Fourth Proportional to 94,676,810.80, 142,015,216.20 and 69,167,642.80

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Solution

The fourth proportional to 94,676,810.80, 142,015,216.20 and 69,167,642.80 is: 103,751,464.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,676,810.80 : 142,015,216.20 = 69,167,642.80 : x
  2. Step 2: Convert to fraction form
    94,676,810.80/142,015,216.20 = 69,167,642.80/x
  3. Step 3: Cross multiply
    94,676,810.80x = 142,015,216.20 × 69,167,642.80
  4. Step 4: Simplify right side
    94,676,810.80x = 9,822,857,746,286,372
  5. Step 5: Solve for x
    x = 9,822,857,746,286,372/94,676,810.80
  6. Step 6: Final answer
    x = 103,751,464.20

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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.