Home / 251,279,616.40-376,639,488.60-97,874,688.40

Finding the Fourth Proportional to 251,279,616.40, 376,639,488.60 and 97,874,688.40

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Solution

The fourth proportional to 251,279,616.40, 376,639,488.60 and 97,874,688.40 is: 146,702,996.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,279,616.40 : 376,639,488.60 = 97,874,688.40 : x
  2. Step 2: Convert to fraction form
    251,279,616.40/376,639,488.60 = 97,874,688.40/x
  3. Step 3: Cross multiply
    251,279,616.40x = 376,639,488.60 × 97,874,688.40
  4. Step 4: Simplify right side
    251,279,616.40x = 36,863,472,585,860,360
  5. Step 5: Solve for x
    x = 36,863,472,585,860,360/251,279,616.40
  6. Step 6: Final answer
    x = 146,702,996.10

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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.