Home / 557,440,066.80-836,160,100.20-193,934,422.80

Finding the Fourth Proportional to 557,440,066.80, 836,160,100.20 and 193,934,422.80

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Solution

The fourth proportional to 557,440,066.80, 836,160,100.20 and 193,934,422.80 is: 290,901,634.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,440,066.80 : 836,160,100.20 = 193,934,422.80 : x
  2. Step 2: Convert to fraction form
    557,440,066.80/836,160,100.20 = 193,934,422.80/x
  3. Step 3: Cross multiply
    557,440,066.80x = 836,160,100.20 × 193,934,422.80
  4. Step 4: Simplify right side
    557,440,066.80x = 162,160,226,400,677,184
  5. Step 5: Solve for x
    x = 162,160,226,400,677,184/557,440,066.80
  6. Step 6: Final answer
    x = 290,901,634.20

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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.