Home / 170,817,070.80-256,225,606.20-125,131,515.60

Finding the Fourth Proportional to 170,817,070.80, 256,225,606.20 and 125,131,515.60

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Solution

The fourth proportional to 170,817,070.80, 256,225,606.20 and 125,131,515.60 is: 187,697,273.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,817,070.80 : 256,225,606.20 = 125,131,515.60 : x
  2. Step 2: Convert to fraction form
    170,817,070.80/256,225,606.20 = 125,131,515.60/x
  3. Step 3: Cross multiply
    170,817,070.80x = 256,225,606.20 × 125,131,515.60
  4. Step 4: Simplify right side
    170,817,070.80x = 32,061,898,439,334,752
  5. Step 5: Solve for x
    x = 32,061,898,439,334,752/170,817,070.80
  6. Step 6: Final answer
    x = 187,697,273.40

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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.