Home / 240,238,381.20-360,385,915.36-180,036,744.72

Finding the Fourth Proportional to 240,238,381.20, 360,385,915.36 and 180,036,744.72

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Solution

The fourth proportional to 240,238,381.20, 360,385,915.36 and 180,036,744.72 is: 270,076,357.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,238,381.20 : 360,385,915.36 = 180,036,744.72 : x
  2. Step 2: Convert to fraction form
    240,238,381.20/360,385,915.36 = 180,036,744.72/x
  3. Step 3: Cross multiply
    240,238,381.20x = 360,385,915.36 × 180,036,744.72
  4. Step 4: Simplify right side
    240,238,381.20x = 64,882,707,044,351,848
  5. Step 5: Solve for x
    x = 64,882,707,044,351,848/240,238,381.20
  6. Step 6: Final answer
    x = 270,076,357.99

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1.5x scale

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.