Home / 735,792,021.20-1,102,750,246.20-390,910,869.20

Finding the Fourth Proportional to 735,792,021.20, 1,102,750,246.20 and 390,910,869.20

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Solution

The fourth proportional to 735,792,021.20, 1,102,750,246.20 and 390,910,869.20 is: 585,868,077.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,792,021.20 : 1,102,750,246.20 = 390,910,869.20 : x
  2. Step 2: Convert to fraction form
    735,792,021.20/1,102,750,246.20 = 390,910,869.20/x
  3. Step 3: Cross multiply
    735,792,021.20x = 1,102,750,246.20 × 390,910,869.20
  4. Step 4: Simplify right side
    735,792,021.20x = 431,077,057,252,556,032
  5. Step 5: Solve for x
    x = 431,077,057,252,556,032/735,792,021.20
  6. Step 6: Final answer
    x = 585,868,077.98

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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.