Home / 170,427,822.90-255,641,734.35-105,804,597.30

Finding the Fourth Proportional to 170,427,822.90, 255,641,734.35 and 105,804,597.30

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Solution

The fourth proportional to 170,427,822.90, 255,641,734.35 and 105,804,597.30 is: 158,706,895.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,427,822.90 : 255,641,734.35 = 105,804,597.30 : x
  2. Step 2: Convert to fraction form
    170,427,822.90/255,641,734.35 = 105,804,597.30/x
  3. Step 3: Cross multiply
    170,427,822.90x = 255,641,734.35 × 105,804,597.30
  4. Step 4: Simplify right side
    170,427,822.90x = 27,048,070,755,975,324
  5. Step 5: Solve for x
    x = 27,048,070,755,975,324/170,427,822.90
  6. Step 6: Final answer
    x = 158,706,895.95

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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.