Home / 1,873,911,421.78-2,794,113,867.29-1,822,426,871.14

Finding the Fourth Proportional to 1,873,911,421.78, 2,794,113,867.29 and 1,822,426,871.14

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Solution

The fourth proportional to 1,873,911,421.78, 2,794,113,867.29 and 1,822,426,871.14 is: 2,717,347,326.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873,911,421.78 : 2,794,113,867.29 = 1,822,426,871.14 : x
  2. Step 2: Convert to fraction form
    1,873,911,421.78/2,794,113,867.29 = 1,822,426,871.14/x
  3. Step 3: Cross multiply
    1,873,911,421.78x = 2,794,113,867.29 × 1,822,426,871.14
  4. Step 4: Simplify right side
    1,873,911,421.78x = 5,092,068,192,774,200,320
  5. Step 5: Solve for x
    x = 5,092,068,192,774,200,320/1,873,911,421.78
  6. Step 6: Final answer
    x = 2,717,347,326.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.