Home / 170,815,945.42-256,170,925.80-61,626,922.30

Finding the Fourth Proportional to 170,815,945.42, 256,170,925.80 and 61,626,922.30

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Solution

The fourth proportional to 170,815,945.42, 256,170,925.80 and 61,626,922.30 is: 92,421,264.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,815,945.42 : 256,170,925.80 = 61,626,922.30 : x
  2. Step 2: Convert to fraction form
    170,815,945.42/256,170,925.80 = 61,626,922.30/x
  3. Step 3: Cross multiply
    170,815,945.42x = 256,170,925.80 × 61,626,922.30
  4. Step 4: Simplify right side
    170,815,945.42x = 15,787,025,739,795,666
  5. Step 5: Solve for x
    x = 15,787,025,739,795,666/170,815,945.42
  6. Step 6: Final answer
    x = 92,421,264.89

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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.