Home / 745,298,882.28-1,028,516,536.62-432,218,721.24

Finding the Fourth Proportional to 745,298,882.28, 1,028,516,536.62 and 432,218,721.24

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Solution

The fourth proportional to 745,298,882.28, 1,028,516,536.62 and 432,218,721.24 is: 596,464,200.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,298,882.28 : 1,028,516,536.62 = 432,218,721.24 : x
  2. Step 2: Convert to fraction form
    745,298,882.28/1,028,516,536.62 = 432,218,721.24/x
  3. Step 3: Cross multiply
    745,298,882.28x = 1,028,516,536.62 × 432,218,721.24
  4. Step 4: Simplify right side
    745,298,882.28x = 444,544,102,232,090,048
  5. Step 5: Solve for x
    x = 444,544,102,232,090,048/745,298,882.28
  6. Step 6: Final answer
    x = 596,464,200.87

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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.