Home / 170,361,777.40-255,542,666.10-55,350,071.80

Finding the Fourth Proportional to 170,361,777.40, 255,542,666.10 and 55,350,071.80

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Solution

The fourth proportional to 170,361,777.40, 255,542,666.10 and 55,350,071.80 is: 83,025,107.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,361,777.40 : 255,542,666.10 = 55,350,071.80 : x
  2. Step 2: Convert to fraction form
    170,361,777.40/255,542,666.10 = 55,350,071.80/x
  3. Step 3: Cross multiply
    170,361,777.40x = 255,542,666.10 × 55,350,071.80
  4. Step 4: Simplify right side
    170,361,777.40x = 14,144,304,916,598,424
  5. Step 5: Solve for x
    x = 14,144,304,916,598,424/170,361,777.40
  6. Step 6: Final answer
    x = 83,025,107.70

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1.5x scale

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.