Home / 2,127,820,708.84-3,191,730,873.82-1,078,395,444.20

Finding the Fourth Proportional to 2,127,820,708.84, 3,191,730,873.82 and 1,078,395,444.20

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Solution

The fourth proportional to 2,127,820,708.84, 3,191,730,873.82 and 1,078,395,444.20 is: 1,617,593,070.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,820,708.84 : 3,191,730,873.82 = 1,078,395,444.20 : x
  2. Step 2: Convert to fraction form
    2,127,820,708.84/3,191,730,873.82 = 1,078,395,444.20/x
  3. Step 3: Cross multiply
    2,127,820,708.84x = 3,191,730,873.82 × 1,078,395,444.20
  4. Step 4: Simplify right side
    2,127,820,708.84x = 3,441,948,033,439,973,376
  5. Step 5: Solve for x
    x = 3,441,948,033,439,973,376/2,127,820,708.84
  6. Step 6: Final answer
    x = 1,617,593,070.29

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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.