Home / 68,922,266.10-103,383,399.15-30,587,655.30

Finding the Fourth Proportional to 68,922,266.10, 103,383,399.15 and 30,587,655.30

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Solution

The fourth proportional to 68,922,266.10, 103,383,399.15 and 30,587,655.30 is: 45,881,482.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,922,266.10 : 103,383,399.15 = 30,587,655.30 : x
  2. Step 2: Convert to fraction form
    68,922,266.10/103,383,399.15 = 30,587,655.30/x
  3. Step 3: Cross multiply
    68,922,266.10x = 103,383,399.15 × 30,587,655.30
  4. Step 4: Simplify right side
    68,922,266.10x = 3,162,255,776,942,513.50
  5. Step 5: Solve for x
    x = 3,162,255,776,942,513.50/68,922,266.10
  6. Step 6: Final answer
    x = 45,881,482.95

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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.