Home / 265,736,581.70-398,604,872.55-254,257,456.10

Finding the Fourth Proportional to 265,736,581.70, 398,604,872.55 and 254,257,456.10

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Solution

The fourth proportional to 265,736,581.70, 398,604,872.55 and 254,257,456.10 is: 381,386,184.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,736,581.70 : 398,604,872.55 = 254,257,456.10 : x
  2. Step 2: Convert to fraction form
    265,736,581.70/398,604,872.55 = 254,257,456.10/x
  3. Step 3: Cross multiply
    265,736,581.70x = 398,604,872.55 × 254,257,456.10
  4. Step 4: Simplify right side
    265,736,581.70x = 101,348,260,883,627,728
  5. Step 5: Solve for x
    x = 101,348,260,883,627,728/265,736,581.70
  6. Step 6: Final answer
    x = 381,386,184.15

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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.