Home / 600,787,582.88-899,566,794.12-381,249,305.78

Finding the Fourth Proportional to 600,787,582.88, 899,566,794.12 and 381,249,305.78

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Solution

The fourth proportional to 600,787,582.88, 899,566,794.12 and 381,249,305.78 is: 570,849,374.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,787,582.88 : 899,566,794.12 = 381,249,305.78 : x
  2. Step 2: Convert to fraction form
    600,787,582.88/899,566,794.12 = 381,249,305.78/x
  3. Step 3: Cross multiply
    600,787,582.88x = 899,566,794.12 × 381,249,305.78
  4. Step 4: Simplify right side
    600,787,582.88x = 342,959,215,760,990,144
  5. Step 5: Solve for x
    x = 342,959,215,760,990,144/600,787,582.88
  6. Step 6: Final answer
    x = 570,849,374.28

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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.