Home / 265,720,809.30-398,581,213.95-163,152,258.90

Finding the Fourth Proportional to 265,720,809.30, 398,581,213.95 and 163,152,258.90

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Solution

The fourth proportional to 265,720,809.30, 398,581,213.95 and 163,152,258.90 is: 244,728,388.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,720,809.30 : 398,581,213.95 = 163,152,258.90 : x
  2. Step 2: Convert to fraction form
    265,720,809.30/398,581,213.95 = 163,152,258.90/x
  3. Step 3: Cross multiply
    265,720,809.30x = 398,581,213.95 × 163,152,258.90
  4. Step 4: Simplify right side
    265,720,809.30x = 65,029,425,411,046,696
  5. Step 5: Solve for x
    x = 65,029,425,411,046,696/265,720,809.30
  6. Step 6: Final answer
    x = 244,728,388.35

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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.