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Finding the Fourth Proportional to 94,608,401.80, 141,912,602.70 and 40,755,713.80

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Solution

The fourth proportional to 94,608,401.80, 141,912,602.70 and 40,755,713.80 is: 61,133,570.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,608,401.80 : 141,912,602.70 = 40,755,713.80 : x
  2. Step 2: Convert to fraction form
    94,608,401.80/141,912,602.70 = 40,755,713.80/x
  3. Step 3: Cross multiply
    94,608,401.80x = 141,912,602.70 × 40,755,713.80
  4. Step 4: Simplify right side
    94,608,401.80x = 5,783,749,420,254,306
  5. Step 5: Solve for x
    x = 5,783,749,420,254,306/94,608,401.80
  6. Step 6: Final answer
    x = 61,133,570.70

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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.