Home / 429,693,064.08-644,080,707.36-245,062,987.22

Finding the Fourth Proportional to 429,693,064.08, 644,080,707.36 and 245,062,987.22

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Solution

The fourth proportional to 429,693,064.08, 644,080,707.36 and 245,062,987.22 is: 367,332,766.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,693,064.08 : 644,080,707.36 = 245,062,987.22 : x
  2. Step 2: Convert to fraction form
    429,693,064.08/644,080,707.36 = 245,062,987.22/x
  3. Step 3: Cross multiply
    429,693,064.08x = 644,080,707.36 × 245,062,987.22
  4. Step 4: Simplify right side
    429,693,064.08x = 157,840,342,153,191,840
  5. Step 5: Solve for x
    x = 157,840,342,153,191,840/429,693,064.08
  6. Step 6: Final answer
    x = 367,332,766.92

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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.