Home / 1,177,982,005.64-1,766,781,629.58-556,196,042.12

Finding the Fourth Proportional to 1,177,982,005.64, 1,766,781,629.58 and 556,196,042.12

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Solution

The fourth proportional to 1,177,982,005.64, 1,766,781,629.58 and 556,196,042.12 is: 834,203,701.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,982,005.64 : 1,766,781,629.58 = 556,196,042.12 : x
  2. Step 2: Convert to fraction form
    1,177,982,005.64/1,766,781,629.58 = 556,196,042.12/x
  3. Step 3: Cross multiply
    1,177,982,005.64x = 1,766,781,629.58 × 556,196,042.12
  4. Step 4: Simplify right side
    1,177,982,005.64x = 982,676,949,662,719,872
  5. Step 5: Solve for x
    x = 982,676,949,662,719,872/1,177,982,005.64
  6. Step 6: Final answer
    x = 834,203,701.72

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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.