Home / 173,820,127.80-260,730,191.70-171,132,742.20

Finding the Fourth Proportional to 173,820,127.80, 260,730,191.70 and 171,132,742.20

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Solution

The fourth proportional to 173,820,127.80, 260,730,191.70 and 171,132,742.20 is: 256,699,113.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,820,127.80 : 260,730,191.70 = 171,132,742.20 : x
  2. Step 2: Convert to fraction form
    173,820,127.80/260,730,191.70 = 171,132,742.20/x
  3. Step 3: Cross multiply
    173,820,127.80x = 260,730,191.70 × 171,132,742.20
  4. Step 4: Simplify right side
    173,820,127.80x = 44,619,472,679,952,672
  5. Step 5: Solve for x
    x = 44,619,472,679,952,672/173,820,127.80
  6. Step 6: Final answer
    x = 256,699,113.30

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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.