Home / 2,147,750,605.73-2,962,216,750.43-1,395,306,217.35

Finding the Fourth Proportional to 2,147,750,605.73, 2,962,216,750.43 and 1,395,306,217.35

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Solution

The fourth proportional to 2,147,750,605.73, 2,962,216,750.43 and 1,395,306,217.35 is: 1,924,431,746.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,750,605.73 : 2,962,216,750.43 = 1,395,306,217.35 : x
  2. Step 2: Convert to fraction form
    2,147,750,605.73/2,962,216,750.43 = 1,395,306,217.35/x
  3. Step 3: Cross multiply
    2,147,750,605.73x = 2,962,216,750.43 × 1,395,306,217.35
  4. Step 4: Simplify right side
    2,147,750,605.73x = 4,133,199,449,016,780,288
  5. Step 5: Solve for x
    x = 4,133,199,449,016,780,288/2,147,750,605.73
  6. Step 6: Final answer
    x = 1,924,431,746.40

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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.