Home / 74,892,145.20-112,338,217.80-46,580,593.20

Finding the Fourth Proportional to 74,892,145.20, 112,338,217.80 and 46,580,593.20

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Solution

The fourth proportional to 74,892,145.20, 112,338,217.80 and 46,580,593.20 is: 69,870,889.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,892,145.20 : 112,338,217.80 = 46,580,593.20 : x
  2. Step 2: Convert to fraction form
    74,892,145.20/112,338,217.80 = 46,580,593.20/x
  3. Step 3: Cross multiply
    74,892,145.20x = 112,338,217.80 × 46,580,593.20
  4. Step 4: Simplify right side
    74,892,145.20x = 5,232,780,824,154,799
  5. Step 5: Solve for x
    x = 5,232,780,824,154,799/74,892,145.20
  6. Step 6: Final answer
    x = 69,870,889.80

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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.