Home / 265,952,014.40-398,592,098.40-129,343,246.40

Finding the Fourth Proportional to 265,952,014.40, 398,592,098.40 and 129,343,246.40

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Solution

The fourth proportional to 265,952,014.40, 398,592,098.40 and 129,343,246.40 is: 193,851,496.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,952,014.40 : 398,592,098.40 = 129,343,246.40 : x
  2. Step 2: Convert to fraction form
    265,952,014.40/398,592,098.40 = 129,343,246.40/x
  3. Step 3: Cross multiply
    265,952,014.40x = 398,592,098.40 × 129,343,246.40
  4. Step 4: Simplify right side
    265,952,014.40x = 51,555,195,996,444,248
  5. Step 5: Solve for x
    x = 51,555,195,996,444,248/265,952,014.40
  6. Step 6: Final answer
    x = 193,851,496.53

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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.