Home / 293,402,867.40-440,104,301.10-289,098,195.30

Finding the Fourth Proportional to 293,402,867.40, 440,104,301.10 and 289,098,195.30

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Solution

The fourth proportional to 293,402,867.40, 440,104,301.10 and 289,098,195.30 is: 433,647,292.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,402,867.40 : 440,104,301.10 = 289,098,195.30 : x
  2. Step 2: Convert to fraction form
    293,402,867.40/440,104,301.10 = 289,098,195.30/x
  3. Step 3: Cross multiply
    293,402,867.40x = 440,104,301.10 × 289,098,195.30
  4. Step 4: Simplify right side
    293,402,867.40x = 127,233,359,191,777,824
  5. Step 5: Solve for x
    x = 127,233,359,191,777,824/293,402,867.40
  6. Step 6: Final answer
    x = 433,647,292.95

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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.