Home / 131,389,312.69-197,103,566.14-48,384,682.93

Finding the Fourth Proportional to 131,389,312.69, 197,103,566.14 and 48,384,682.93

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Solution

The fourth proportional to 131,389,312.69, 197,103,566.14 and 48,384,682.93 is: 72,584,241.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,389,312.69 : 197,103,566.14 = 48,384,682.93 : x
  2. Step 2: Convert to fraction form
    131,389,312.69/197,103,566.14 = 48,384,682.93/x
  3. Step 3: Cross multiply
    131,389,312.69x = 197,103,566.14 × 48,384,682.93
  4. Step 4: Simplify right side
    131,389,312.69x = 9,536,793,551,814,260
  5. Step 5: Solve for x
    x = 9,536,793,551,814,260/131,389,312.69
  6. Step 6: Final answer
    x = 72,584,241.11

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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.