Home / 349,757,209.30-524,817,385.02-142,647,565.72

Finding the Fourth Proportional to 349,757,209.30, 524,817,385.02 and 142,647,565.72

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Solution

The fourth proportional to 349,757,209.30, 524,817,385.02 and 142,647,565.72 is: 214,045,401.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,757,209.30 : 524,817,385.02 = 142,647,565.72 : x
  2. Step 2: Convert to fraction form
    349,757,209.30/524,817,385.02 = 142,647,565.72/x
  3. Step 3: Cross multiply
    349,757,209.30x = 524,817,385.02 × 142,647,565.72
  4. Step 4: Simplify right side
    349,757,209.30x = 74,863,922,420,638,992
  5. Step 5: Solve for x
    x = 74,863,922,420,638,992/349,757,209.30
  6. Step 6: Final answer
    x = 214,045,401.87

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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.