Home / 203,476,640.04-280,795,122.18-110,655,171.72

Finding the Fourth Proportional to 203,476,640.04, 280,795,122.18 and 110,655,171.72

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Solution

The fourth proportional to 203,476,640.04, 280,795,122.18 and 110,655,171.72 is: 152,702,700.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,476,640.04 : 280,795,122.18 = 110,655,171.72 : x
  2. Step 2: Convert to fraction form
    203,476,640.04/280,795,122.18 = 110,655,171.72/x
  3. Step 3: Cross multiply
    203,476,640.04x = 280,795,122.18 × 110,655,171.72
  4. Step 4: Simplify right side
    203,476,640.04x = 31,071,432,462,966,280
  5. Step 5: Solve for x
    x = 31,071,432,462,966,280/203,476,640.04
  6. Step 6: Final answer
    x = 152,702,700.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.