Home / 265,715,809.20-398,573,713.80-245,308,474.80

Finding the Fourth Proportional to 265,715,809.20, 398,573,713.80 and 245,308,474.80

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Solution

The fourth proportional to 265,715,809.20, 398,573,713.80 and 245,308,474.80 is: 367,962,712.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,715,809.20 : 398,573,713.80 = 245,308,474.80 : x
  2. Step 2: Convert to fraction form
    265,715,809.20/398,573,713.80 = 245,308,474.80/x
  3. Step 3: Cross multiply
    265,715,809.20x = 398,573,713.80 × 245,308,474.80
  4. Step 4: Simplify right side
    265,715,809.20x = 97,773,509,827,649,712
  5. Step 5: Solve for x
    x = 97,773,509,827,649,712/265,715,809.20
  6. Step 6: Final answer
    x = 367,962,712.20

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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.