Home / 1,760,364,006.40-2,642,246,620.80-1,071,616,470.40

Finding the Fourth Proportional to 1,760,364,006.40, 2,642,246,620.80 and 1,071,616,470.40

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Solution

The fourth proportional to 1,760,364,006.40, 2,642,246,620.80 and 1,071,616,470.40 is: 1,608,459,947.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,364,006.40 : 2,642,246,620.80 = 1,071,616,470.40 : x
  2. Step 2: Convert to fraction form
    1,760,364,006.40/2,642,246,620.80 = 1,071,616,470.40/x
  3. Step 3: Cross multiply
    1,760,364,006.40x = 2,642,246,620.80 × 1,071,616,470.40
  4. Step 4: Simplify right side
    1,760,364,006.40x = 2,831,474,997,708,023,296
  5. Step 5: Solve for x
    x = 2,831,474,997,708,023,296/1,760,364,006.40
  6. Step 6: Final answer
    x = 1,608,459,947.72

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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.