Home / 206,922,074-310,435,832.28-61,360,952.72

Finding the Fourth Proportional to 206,922,074, 310,435,832.28 and 61,360,952.72

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Solution

The fourth proportional to 206,922,074, 310,435,832.28 and 61,360,952.72 is: 92,057,063.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,922,074 : 310,435,832.28 = 61,360,952.72 : x
  2. Step 2: Convert to fraction form
    206,922,074/310,435,832.28 = 61,360,952.72/x
  3. Step 3: Cross multiply
    206,922,074x = 310,435,832.28 × 61,360,952.72
  4. Step 4: Simplify right side
    206,922,074x = 19,048,638,427,126,928
  5. Step 5: Solve for x
    x = 19,048,638,427,126,928/206,922,074
  6. Step 6: Final answer
    x = 92,057,063.12

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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.