Home / 484,574,828.20-726,862,242.30-225,704,012.20

Finding the Fourth Proportional to 484,574,828.20, 726,862,242.30 and 225,704,012.20

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Solution

The fourth proportional to 484,574,828.20, 726,862,242.30 and 225,704,012.20 is: 338,556,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,574,828.20 : 726,862,242.30 = 225,704,012.20 : x
  2. Step 2: Convert to fraction form
    484,574,828.20/726,862,242.30 = 225,704,012.20/x
  3. Step 3: Cross multiply
    484,574,828.20x = 726,862,242.30 × 225,704,012.20
  4. Step 4: Simplify right side
    484,574,828.20x = 164,055,724,403,798,528
  5. Step 5: Solve for x
    x = 164,055,724,403,798,528/484,574,828.20
  6. Step 6: Final answer
    x = 338,556,018.30

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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.