Home / 318,328,091.73-477,492,106.82-88,297,186.41

Finding the Fourth Proportional to 318,328,091.73, 477,492,106.82 and 88,297,186.41

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Solution

The fourth proportional to 318,328,091.73, 477,492,106.82 and 88,297,186.41 is: 132,445,771.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,328,091.73 : 477,492,106.82 = 88,297,186.41 : x
  2. Step 2: Convert to fraction form
    318,328,091.73/477,492,106.82 = 88,297,186.41/x
  3. Step 3: Cross multiply
    318,328,091.73x = 477,492,106.82 × 88,297,186.41
  4. Step 4: Simplify right side
    318,328,091.73x = 42,161,209,564,747,688
  5. Step 5: Solve for x
    x = 42,161,209,564,747,688/318,328,091.73
  6. Step 6: Final answer
    x = 132,445,771.08

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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.