Home / 75,295,066.83-112,947,788.67-31,531,762.05

Finding the Fourth Proportional to 75,295,066.83, 112,947,788.67 and 31,531,762.05

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Solution

The fourth proportional to 75,295,066.83, 112,947,788.67 and 31,531,762.05 is: 47,299,815.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,295,066.83 : 112,947,788.67 = 31,531,762.05 : x
  2. Step 2: Convert to fraction form
    75,295,066.83/112,947,788.67 = 31,531,762.05/x
  3. Step 3: Cross multiply
    75,295,066.83x = 112,947,788.67 × 31,531,762.05
  4. Step 4: Simplify right side
    75,295,066.83x = 3,561,442,796,416,126
  5. Step 5: Solve for x
    x = 3,561,442,796,416,126/75,295,066.83
  6. Step 6: Final answer
    x = 47,299,815.86

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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.