Home / 490,904,001.15-677,461,958.15-267,900,120.02

Finding the Fourth Proportional to 490,904,001.15, 677,461,958.15 and 267,900,120.02

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Solution

The fourth proportional to 490,904,001.15, 677,461,958.15 and 267,900,120.02 is: 369,710,044.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,904,001.15 : 677,461,958.15 = 267,900,120.02 : x
  2. Step 2: Convert to fraction form
    490,904,001.15/677,461,958.15 = 267,900,120.02/x
  3. Step 3: Cross multiply
    490,904,001.15x = 677,461,958.15 × 267,900,120.02
  4. Step 4: Simplify right side
    490,904,001.15x = 181,492,139,892,642,400
  5. Step 5: Solve for x
    x = 181,492,139,892,642,400/490,904,001.15
  6. Step 6: Final answer
    x = 369,710,044.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.