Home / 1,158,913,348.80-1,738,370,023.20-791,581,329.60

Finding the Fourth Proportional to 1,158,913,348.80, 1,738,370,023.20 and 791,581,329.60

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Solution

The fourth proportional to 1,158,913,348.80, 1,738,370,023.20 and 791,581,329.60 is: 1,187,371,994.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,913,348.80 : 1,738,370,023.20 = 791,581,329.60 : x
  2. Step 2: Convert to fraction form
    1,158,913,348.80/1,738,370,023.20 = 791,581,329.60/x
  3. Step 3: Cross multiply
    1,158,913,348.80x = 1,738,370,023.20 × 791,581,329.60
  4. Step 4: Simplify right side
    1,158,913,348.80x = 1,376,061,254,301,438,976
  5. Step 5: Solve for x
    x = 1,376,061,254,301,438,976/1,158,913,348.80
  6. Step 6: Final answer
    x = 1,187,371,994.40

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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.