Home / 318,328,102.48-477,492,122.94-88,297,197.16

Finding the Fourth Proportional to 318,328,102.48, 477,492,122.94 and 88,297,197.16

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Solution

The fourth proportional to 318,328,102.48, 477,492,122.94 and 88,297,197.16 is: 132,445,787.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,328,102.48 : 477,492,122.94 = 88,297,197.16 : x
  2. Step 2: Convert to fraction form
    318,328,102.48/477,492,122.94 = 88,297,197.16/x
  3. Step 3: Cross multiply
    318,328,102.48x = 477,492,122.94 × 88,297,197.16
  4. Step 4: Simplify right side
    318,328,102.48x = 42,161,216,121,580,136
  5. Step 5: Solve for x
    x = 42,161,216,121,580,136/318,328,102.48
  6. Step 6: Final answer
    x = 132,445,787.20

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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.