Home / 1,178,459,027.57-1,767,825,304.49-391,582,903.83

Finding the Fourth Proportional to 1,178,459,027.57, 1,767,825,304.49 and 391,582,903.83

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Solution

The fourth proportional to 1,178,459,027.57, 1,767,825,304.49 and 391,582,903.83 is: 587,419,799.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,459,027.57 : 1,767,825,304.49 = 391,582,903.83 : x
  2. Step 2: Convert to fraction form
    1,178,459,027.57/1,767,825,304.49 = 391,582,903.83/x
  3. Step 3: Cross multiply
    1,178,459,027.57x = 1,767,825,304.49 × 391,582,903.83
  4. Step 4: Simplify right side
    1,178,459,027.57x = 692,250,166,196,348,160
  5. Step 5: Solve for x
    x = 692,250,166,196,348,160/1,178,459,027.57
  6. Step 6: Final answer
    x = 587,419,799.93

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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.