Home / 206,704,537.88-310,117,340.76-61,141,975.55

Finding the Fourth Proportional to 206,704,537.88, 310,117,340.76 and 61,141,975.55

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Solution

The fourth proportional to 206,704,537.88, 310,117,340.76 and 61,141,975.55 is: 91,730,868.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,704,537.88 : 310,117,340.76 = 61,141,975.55 : x
  2. Step 2: Convert to fraction form
    206,704,537.88/310,117,340.76 = 61,141,975.55/x
  3. Step 3: Cross multiply
    206,704,537.88x = 310,117,340.76 × 61,141,975.55
  4. Step 4: Simplify right side
    206,704,537.88x = 18,961,186,864,828,352
  5. Step 5: Solve for x
    x = 18,961,186,864,828,352/206,704,537.88
  6. Step 6: Final answer
    x = 91,730,868.90

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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.