Home / 74,750,493.80-112,103,622.30-29,286,122.60

Finding the Fourth Proportional to 74,750,493.80, 112,103,622.30 and 29,286,122.60

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Solution

The fourth proportional to 74,750,493.80, 112,103,622.30 and 29,286,122.60 is: 43,920,518.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,750,493.80 : 112,103,622.30 = 29,286,122.60 : x
  2. Step 2: Convert to fraction form
    74,750,493.80/112,103,622.30 = 29,286,122.60/x
  3. Step 3: Cross multiply
    74,750,493.80x = 112,103,622.30 × 29,286,122.60
  4. Step 4: Simplify right side
    74,750,493.80x = 3,283,080,426,581,894
  5. Step 5: Solve for x
    x = 3,283,080,426,581,894/74,750,493.80
  6. Step 6: Final answer
    x = 43,920,518.24

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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.