Home / 82,337,075.52-123,349,721.76-54,960,820.80

Finding the Fourth Proportional to 82,337,075.52, 123,349,721.76 and 54,960,820.80

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Solution

The fourth proportional to 82,337,075.52, 123,349,721.76 and 54,960,820.80 is: 82,337,172.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,337,075.52 : 123,349,721.76 = 54,960,820.80 : x
  2. Step 2: Convert to fraction form
    82,337,075.52/123,349,721.76 = 54,960,820.80/x
  3. Step 3: Cross multiply
    82,337,075.52x = 123,349,721.76 × 54,960,820.80
  4. Step 4: Simplify right side
    82,337,075.52x = 6,779,401,953,381,221
  5. Step 5: Solve for x
    x = 6,779,401,953,381,221/82,337,075.52
  6. Step 6: Final answer
    x = 82,337,172.05

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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.