Home / 321,565,730.16-443,760,926.32-180,417,465.44

Finding the Fourth Proportional to 321,565,730.16, 443,760,926.32 and 180,417,465.44

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Solution

The fourth proportional to 321,565,730.16, 443,760,926.32 and 180,417,465.44 is: 248,976,225.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,565,730.16 : 443,760,926.32 = 180,417,465.44 : x
  2. Step 2: Convert to fraction form
    321,565,730.16/443,760,926.32 = 180,417,465.44/x
  3. Step 3: Cross multiply
    321,565,730.16x = 443,760,926.32 × 180,417,465.44
  4. Step 4: Simplify right side
    321,565,730.16x = 80,062,221,587,960,992
  5. Step 5: Solve for x
    x = 80,062,221,587,960,992/321,565,730.16
  6. Step 6: Final answer
    x = 248,976,225.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.