Home / 302,320,128.20-453,524,429.10-97,813,401.80

Finding the Fourth Proportional to 302,320,128.20, 453,524,429.10 and 97,813,401.80

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Solution

The fourth proportional to 302,320,128.20, 453,524,429.10 and 97,813,401.80 is: 146,734,415.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,320,128.20 : 453,524,429.10 = 97,813,401.80 : x
  2. Step 2: Convert to fraction form
    302,320,128.20/453,524,429.10 = 97,813,401.80/x
  3. Step 3: Cross multiply
    302,320,128.20x = 453,524,429.10 × 97,813,401.80
  4. Step 4: Simplify right side
    302,320,128.20x = 44,360,767,209,673,912
  5. Step 5: Solve for x
    x = 44,360,767,209,673,912/302,320,128.20
  6. Step 6: Final answer
    x = 146,734,415.18

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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.