Home / 102,757,408.69-154,267,647.45-88,276,970.11

Finding the Fourth Proportional to 102,757,408.69, 154,267,647.45 and 88,276,970.11

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Solution

The fourth proportional to 102,757,408.69, 154,267,647.45 and 88,276,970.11 is: 132,528,453.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,757,408.69 : 154,267,647.45 = 88,276,970.11 : x
  2. Step 2: Convert to fraction form
    102,757,408.69/154,267,647.45 = 88,276,970.11/x
  3. Step 3: Cross multiply
    102,757,408.69x = 154,267,647.45 × 88,276,970.11
  4. Step 4: Simplify right side
    102,757,408.69x = 13,618,280,502,883,666
  5. Step 5: Solve for x
    x = 13,618,280,502,883,666/102,757,408.69
  6. Step 6: Final answer
    x = 132,528,453.92

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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.