Home / 73,103,401.80-109,655,102.70-56,841,307.20

Finding the Fourth Proportional to 73,103,401.80, 109,655,102.70 and 56,841,307.20

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Solution

The fourth proportional to 73,103,401.80, 109,655,102.70 and 56,841,307.20 is: 85,261,960.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,103,401.80 : 109,655,102.70 = 56,841,307.20 : x
  2. Step 2: Convert to fraction form
    73,103,401.80/109,655,102.70 = 56,841,307.20/x
  3. Step 3: Cross multiply
    73,103,401.80x = 109,655,102.70 × 56,841,307.20
  4. Step 4: Simplify right side
    73,103,401.80x = 6,232,939,378,618,250
  5. Step 5: Solve for x
    x = 6,232,939,378,618,250/73,103,401.80
  6. Step 6: Final answer
    x = 85,261,960.80

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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.