Home / 73,120,165.38-100,846,991.93-64,280,717.19

Finding the Fourth Proportional to 73,120,165.38, 100,846,991.93 and 64,280,717.19

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Solution

The fourth proportional to 73,120,165.38, 100,846,991.93 and 64,280,717.19 is: 88,655,666.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,120,165.38 : 100,846,991.93 = 64,280,717.19 : x
  2. Step 2: Convert to fraction form
    73,120,165.38/100,846,991.93 = 64,280,717.19/x
  3. Step 3: Cross multiply
    73,120,165.38x = 100,846,991.93 × 64,280,717.19
  4. Step 4: Simplify right side
    73,120,165.38x = 6,482,516,967,393,138
  5. Step 5: Solve for x
    x = 6,482,516,967,393,138/73,120,165.38
  6. Step 6: Final answer
    x = 88,655,666.10

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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.