Home / 1,777,038,577.30-2,665,557,865.95-858,708,529.30

Finding the Fourth Proportional to 1,777,038,577.30, 2,665,557,865.95 and 858,708,529.30

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Solution

The fourth proportional to 1,777,038,577.30, 2,665,557,865.95 and 858,708,529.30 is: 1,288,062,793.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,038,577.30 : 2,665,557,865.95 = 858,708,529.30 : x
  2. Step 2: Convert to fraction form
    1,777,038,577.30/2,665,557,865.95 = 858,708,529.30/x
  3. Step 3: Cross multiply
    1,777,038,577.30x = 2,665,557,865.95 × 858,708,529.30
  4. Step 4: Simplify right side
    1,777,038,577.30x = 2,288,937,274,833,970,688
  5. Step 5: Solve for x
    x = 2,288,937,274,833,970,688/1,777,038,577.30
  6. Step 6: Final answer
    x = 1,288,062,793.95

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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.