Home / 73,215,555.69-101,037,189.60-40,176,357.61

Finding the Fourth Proportional to 73,215,555.69, 101,037,189.60 and 40,176,357.61

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Solution

The fourth proportional to 73,215,555.69, 101,037,189.60 and 40,176,357.61 is: 55,443,221.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,215,555.69 : 101,037,189.60 = 40,176,357.61 : x
  2. Step 2: Convert to fraction form
    73,215,555.69/101,037,189.60 = 40,176,357.61/x
  3. Step 3: Cross multiply
    73,215,555.69x = 101,037,189.60 × 40,176,357.61
  4. Step 4: Simplify right side
    73,215,555.69x = 4,059,306,261,254,607.50
  5. Step 5: Solve for x
    x = 4,059,306,261,254,607.50/73,215,555.69
  6. Step 6: Final answer
    x = 55,443,221.36

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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.