Home / 318,417,156.56-477,624,131.64-124,348,278.80

Finding the Fourth Proportional to 318,417,156.56, 477,624,131.64 and 124,348,278.80

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Solution

The fourth proportional to 318,417,156.56, 477,624,131.64 and 124,348,278.80 is: 186,521,792.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,417,156.56 : 477,624,131.64 = 124,348,278.80 : x
  2. Step 2: Convert to fraction form
    318,417,156.56/477,624,131.64 = 124,348,278.80/x
  3. Step 3: Cross multiply
    318,417,156.56x = 477,624,131.64 × 124,348,278.80
  4. Step 4: Simplify right side
    318,417,156.56x = 59,391,738,682,778,616
  5. Step 5: Solve for x
    x = 59,391,738,682,778,616/318,417,156.56
  6. Step 6: Final answer
    x = 186,521,792.12

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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.