Home / 261,830,275.38-392,747,381.80-116,224,692.38

Finding the Fourth Proportional to 261,830,275.38, 392,747,381.80 and 116,224,692.38

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Solution

The fourth proportional to 261,830,275.38, 392,747,381.80 and 116,224,692.38 is: 174,337,912.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,830,275.38 : 392,747,381.80 = 116,224,692.38 : x
  2. Step 2: Convert to fraction form
    261,830,275.38/392,747,381.80 = 116,224,692.38/x
  3. Step 3: Cross multiply
    261,830,275.38x = 392,747,381.80 × 116,224,692.38
  4. Step 4: Simplify right side
    261,830,275.38x = 45,646,943,632,755,408
  5. Step 5: Solve for x
    x = 45,646,943,632,755,408/261,830,275.38
  6. Step 6: Final answer
    x = 174,337,912.48

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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.