Home / 120,771,203.40-181,156,805.10-29,894,792.40

Finding the Fourth Proportional to 120,771,203.40, 181,156,805.10 and 29,894,792.40

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Solution

The fourth proportional to 120,771,203.40, 181,156,805.10 and 29,894,792.40 is: 44,842,188.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,771,203.40 : 181,156,805.10 = 29,894,792.40 : x
  2. Step 2: Convert to fraction form
    120,771,203.40/181,156,805.10 = 29,894,792.40/x
  3. Step 3: Cross multiply
    120,771,203.40x = 181,156,805.10 × 29,894,792.40
  4. Step 4: Simplify right side
    120,771,203.40x = 5,415,645,080,311,761
  5. Step 5: Solve for x
    x = 5,415,645,080,311,761/120,771,203.40
  6. Step 6: Final answer
    x = 44,842,188.60

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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.