Home / 1,942,696,387.39-2,680,929,036.54-1,050,623,094.51

Finding the Fourth Proportional to 1,942,696,387.39, 2,680,929,036.54 and 1,050,623,094.51

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Solution

The fourth proportional to 1,942,696,387.39, 2,680,929,036.54 and 1,050,623,094.51 is: 1,449,864,208.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,696,387.39 : 2,680,929,036.54 = 1,050,623,094.51 : x
  2. Step 2: Convert to fraction form
    1,942,696,387.39/2,680,929,036.54 = 1,050,623,094.51/x
  3. Step 3: Cross multiply
    1,942,696,387.39x = 2,680,929,036.54 × 1,050,623,094.51
  4. Step 4: Simplify right side
    1,942,696,387.39x = 2,816,645,960,531,367,424
  5. Step 5: Solve for x
    x = 2,816,645,960,531,367,424/1,942,696,387.39
  6. Step 6: Final answer
    x = 1,449,864,208.74

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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.