Home / 491,000,889.43-736,598,356.72-180,111,392.03

Finding the Fourth Proportional to 491,000,889.43, 736,598,356.72 and 180,111,392.03

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Solution

The fourth proportional to 491,000,889.43, 736,598,356.72 and 180,111,392.03 is: 270,202,678.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,000,889.43 : 736,598,356.72 = 180,111,392.03 : x
  2. Step 2: Convert to fraction form
    491,000,889.43/736,598,356.72 = 180,111,392.03/x
  3. Step 3: Cross multiply
    491,000,889.43x = 736,598,356.72 × 180,111,392.03
  4. Step 4: Simplify right side
    491,000,889.43x = 132,669,755,398,249,536
  5. Step 5: Solve for x
    x = 132,669,755,398,249,536/491,000,889.43
  6. Step 6: Final answer
    x = 270,202,678.36

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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.