Home / 170,106,532.80-254,985,616.80-83,712,062.40

Finding the Fourth Proportional to 170,106,532.80, 254,985,616.80 and 83,712,062.40

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Solution

The fourth proportional to 170,106,532.80, 254,985,616.80 and 83,712,062.40 is: 125,482,375.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,106,532.80 : 254,985,616.80 = 83,712,062.40 : x
  2. Step 2: Convert to fraction form
    170,106,532.80/254,985,616.80 = 83,712,062.40/x
  3. Step 3: Cross multiply
    170,106,532.80x = 254,985,616.80 × 83,712,062.40
  4. Step 4: Simplify right side
    170,106,532.80x = 21,345,371,864,664,092
  5. Step 5: Solve for x
    x = 21,345,371,864,664,092/170,106,532.80
  6. Step 6: Final answer
    x = 125,482,375.74

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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.