Home / 1,379,098,744.30-1,903,196,458.92-752,607,525.58

Finding the Fourth Proportional to 1,379,098,744.30, 1,903,196,458.92 and 752,607,525.58

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Solution

The fourth proportional to 1,379,098,744.30, 1,903,196,458.92 and 752,607,525.58 is: 1,038,620,318.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,098,744.30 : 1,903,196,458.92 = 752,607,525.58 : x
  2. Step 2: Convert to fraction form
    1,379,098,744.30/1,903,196,458.92 = 752,607,525.58/x
  3. Step 3: Cross multiply
    1,379,098,744.30x = 1,903,196,458.92 × 752,607,525.58
  4. Step 4: Simplify right side
    1,379,098,744.30x = 1,432,359,977,640,399,360
  5. Step 5: Solve for x
    x = 1,432,359,977,640,399,360/1,379,098,744.30
  6. Step 6: Final answer
    x = 1,038,620,318.93

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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.