Home / 513,908,625,102.30-770,888,542,607.25-195,579,495,421.52

Finding the Fourth Proportional to 513,908,625,102.30, 770,888,542,607.25 and 195,579,495,421.52

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Solution

The fourth proportional to 513,908,625,102.30, 770,888,542,607.25 and 195,579,495,421.52 is: 293,378,987,673.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,908,625,102.30 : 770,888,542,607.25 = 195,579,495,421.52 : x
  2. Step 2: Convert to fraction form
    513,908,625,102.30/770,888,542,607.25 = 195,579,495,421.52/x
  3. Step 3: Cross multiply
    513,908,625,102.30x = 770,888,542,607.25 × 195,579,495,421.52
  4. Step 4: Simplify right side
    513,908,625,102.30x = 150,769,992,189,356,864,962,560
  5. Step 5: Solve for x
    x = 150,769,992,189,356,864,962,560/513,908,625,102.30
  6. Step 6: Final answer
    x = 293,378,987,673.82

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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.