Home / 1,977,713,619.42-2,962,691,768.17-1,146,921,876.84

Finding the Fourth Proportional to 1,977,713,619.42, 2,962,691,768.17 and 1,146,921,876.84

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Solution

The fourth proportional to 1,977,713,619.42, 2,962,691,768.17 and 1,146,921,876.84 is: 1,718,133,490.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,713,619.42 : 2,962,691,768.17 = 1,146,921,876.84 : x
  2. Step 2: Convert to fraction form
    1,977,713,619.42/2,962,691,768.17 = 1,146,921,876.84/x
  3. Step 3: Cross multiply
    1,977,713,619.42x = 2,962,691,768.17 × 1,146,921,876.84
  4. Step 4: Simplify right side
    1,977,713,619.42x = 3,397,976,003,254,051,840
  5. Step 5: Solve for x
    x = 3,397,976,003,254,051,840/1,977,713,619.42
  6. Step 6: Final answer
    x = 1,718,133,490.05

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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.