Home / 557,440,100.80-836,160,151.20-193,934,456.80

Finding the Fourth Proportional to 557,440,100.80, 836,160,151.20 and 193,934,456.80

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Solution

The fourth proportional to 557,440,100.80, 836,160,151.20 and 193,934,456.80 is: 290,901,685.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,440,100.80 : 836,160,151.20 = 193,934,456.80 : x
  2. Step 2: Convert to fraction form
    557,440,100.80/836,160,151.20 = 193,934,456.80/x
  3. Step 3: Cross multiply
    557,440,100.80x = 836,160,151.20 × 193,934,456.80
  4. Step 4: Simplify right side
    557,440,100.80x = 162,160,264,720,777,888
  5. Step 5: Solve for x
    x = 162,160,264,720,777,888/557,440,100.80
  6. Step 6: Final answer
    x = 290,901,685.20

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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.