Home / 997,976,003.20-1,377,136,970.40-580,258,653.28

Finding the Fourth Proportional to 997,976,003.20, 1,377,136,970.40 and 580,258,653.28

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Solution

The fourth proportional to 997,976,003.20, 1,377,136,970.40 and 580,258,653.28 is: 800,716,291.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,976,003.20 : 1,377,136,970.40 = 580,258,653.28 : x
  2. Step 2: Convert to fraction form
    997,976,003.20/1,377,136,970.40 = 580,258,653.28/x
  3. Step 3: Cross multiply
    997,976,003.20x = 1,377,136,970.40 × 580,258,653.28
  4. Step 4: Simplify right side
    997,976,003.20x = 799,095,643,826,403,200
  5. Step 5: Solve for x
    x = 799,095,643,826,403,200/997,976,003.20
  6. Step 6: Final answer
    x = 800,716,291.04

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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.