Home / 348,179,854.32-522,250,881.36-105,823,862.64

Finding the Fourth Proportional to 348,179,854.32, 522,250,881.36 and 105,823,862.64

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Solution

The fourth proportional to 348,179,854.32, 522,250,881.36 and 105,823,862.64 is: 158,730,049.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,179,854.32 : 522,250,881.36 = 105,823,862.64 : x
  2. Step 2: Convert to fraction form
    348,179,854.32/522,250,881.36 = 105,823,862.64/x
  3. Step 3: Cross multiply
    348,179,854.32x = 522,250,881.36 × 105,823,862.64
  4. Step 4: Simplify right side
    348,179,854.32x = 55,266,605,532,659,576
  5. Step 5: Solve for x
    x = 55,266,605,532,659,576/348,179,854.32
  6. Step 6: Final answer
    x = 158,730,049.56

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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.