Home / 74,520,587.12-102,830,183-41,924,987.76

Finding the Fourth Proportional to 74,520,587.12, 102,830,183 and 41,924,987.76

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Solution

The fourth proportional to 74,520,587.12, 102,830,183 and 41,924,987.76 is: 57,851,854.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,520,587.12 : 102,830,183 = 41,924,987.76 : x
  2. Step 2: Convert to fraction form
    74,520,587.12/102,830,183 = 41,924,987.76/x
  3. Step 3: Cross multiply
    74,520,587.12x = 102,830,183 × 41,924,987.76
  4. Step 4: Simplify right side
    74,520,587.12x = 4,311,154,163,633,560
  5. Step 5: Solve for x
    x = 4,311,154,163,633,560/74,520,587.12
  6. Step 6: Final answer
    x = 57,851,854.50

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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.