Home / 1,964,767,404.78-2,711,364,980.49-1,072,694,102.13

Finding the Fourth Proportional to 1,964,767,404.78, 2,711,364,980.49 and 1,072,694,102.13

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Solution

The fourth proportional to 1,964,767,404.78, 2,711,364,980.49 and 1,072,694,102.13 is: 1,480,310,196.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,767,404.78 : 2,711,364,980.49 = 1,072,694,102.13 : x
  2. Step 2: Convert to fraction form
    1,964,767,404.78/2,711,364,980.49 = 1,072,694,102.13/x
  3. Step 3: Cross multiply
    1,964,767,404.78x = 2,711,364,980.49 × 1,072,694,102.13
  4. Step 4: Simplify right side
    1,964,767,404.78x = 2,908,465,223,293,445,120
  5. Step 5: Solve for x
    x = 2,908,465,223,293,445,120/1,964,767,404.78
  6. Step 6: Final answer
    x = 1,480,310,196.63

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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.