Home / 726,702,000.30-1,090,053,000.45-531,556,865.10

Finding the Fourth Proportional to 726,702,000.30, 1,090,053,000.45 and 531,556,865.10

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Solution

The fourth proportional to 726,702,000.30, 1,090,053,000.45 and 531,556,865.10 is: 797,335,297.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,702,000.30 : 1,090,053,000.45 = 531,556,865.10 : x
  2. Step 2: Convert to fraction form
    726,702,000.30/1,090,053,000.45 = 531,556,865.10/x
  3. Step 3: Cross multiply
    726,702,000.30x = 1,090,053,000.45 × 531,556,865.10
  4. Step 4: Simplify right side
    726,702,000.30x = 579,425,155,712,050,944
  5. Step 5: Solve for x
    x = 579,425,155,712,050,944/726,702,000.30
  6. Step 6: Final answer
    x = 797,335,297.65

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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.