Home / 5,326,845,971.84-7,992,043,471.35-1,785,937,789.61

Finding the Fourth Proportional to 5,326,845,971.84, 7,992,043,471.35 and 1,785,937,789.61

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Solution

The fourth proportional to 5,326,845,971.84, 7,992,043,471.35 and 1,785,937,789.61 is: 2,679,501,627.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326,845,971.84 : 7,992,043,471.35 = 1,785,937,789.61 : x
  2. Step 2: Convert to fraction form
    5,326,845,971.84/7,992,043,471.35 = 1,785,937,789.61/x
  3. Step 3: Cross multiply
    5,326,845,971.84x = 7,992,043,471.35 × 1,785,937,789.61
  4. Step 4: Simplify right side
    5,326,845,971.84x = 14,273,292,451,643,639,808
  5. Step 5: Solve for x
    x = 14,273,292,451,643,639,808/5,326,845,971.84
  6. Step 6: Final answer
    x = 2,679,501,627.63

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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.