Home / 73,385,647.10-101,272,257.78-40,346,458.36

Finding the Fourth Proportional to 73,385,647.10, 101,272,257.78 and 40,346,458.36

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Solution

The fourth proportional to 73,385,647.10, 101,272,257.78 and 40,346,458.36 is: 55,678,148.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,385,647.10 : 101,272,257.78 = 40,346,458.36 : x
  2. Step 2: Convert to fraction form
    73,385,647.10/101,272,257.78 = 40,346,458.36/x
  3. Step 3: Cross multiply
    73,385,647.10x = 101,272,257.78 × 40,346,458.36
  4. Step 4: Simplify right side
    73,385,647.10x = 4,085,976,931,543,956
  5. Step 5: Solve for x
    x = 4,085,976,931,543,956/73,385,647.10
  6. Step 6: Final answer
    x = 55,678,148.15

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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.