Home / 1,124,941,781.86-1,552,432,075.77-623,158,251.46

Finding the Fourth Proportional to 1,124,941,781.86, 1,552,432,075.77 and 623,158,251.46

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Solution

The fourth proportional to 1,124,941,781.86, 1,552,432,075.77 and 623,158,251.46 is: 859,965,265.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,941,781.86 : 1,552,432,075.77 = 623,158,251.46 : x
  2. Step 2: Convert to fraction form
    1,124,941,781.86/1,552,432,075.77 = 623,158,251.46/x
  3. Step 3: Cross multiply
    1,124,941,781.86x = 1,552,432,075.77 × 623,158,251.46
  4. Step 4: Simplify right side
    1,124,941,781.86x = 967,410,857,847,251,456
  5. Step 5: Solve for x
    x = 967,410,857,847,251,456/1,124,941,781.86
  6. Step 6: Final answer
    x = 859,965,265.27

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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.