Home / 367,044,019.60-550,566,029.40-257,992,326.40

Finding the Fourth Proportional to 367,044,019.60, 550,566,029.40 and 257,992,326.40

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Solution

The fourth proportional to 367,044,019.60, 550,566,029.40 and 257,992,326.40 is: 386,988,489.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,044,019.60 : 550,566,029.40 = 257,992,326.40 : x
  2. Step 2: Convert to fraction form
    367,044,019.60/550,566,029.40 = 257,992,326.40/x
  3. Step 3: Cross multiply
    367,044,019.60x = 550,566,029.40 × 257,992,326.40
  4. Step 4: Simplify right side
    367,044,019.60x = 142,041,810,761,716,800
  5. Step 5: Solve for x
    x = 142,041,810,761,716,800/367,044,019.60
  6. Step 6: Final answer
    x = 386,988,489.60

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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.