Home / 99,420,954.32-149,139,895.26-30,349,272.26

Finding the Fourth Proportional to 99,420,954.32, 149,139,895.26 and 30,349,272.26

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Solution

The fourth proportional to 99,420,954.32, 149,139,895.26 and 30,349,272.26 is: 45,526,492.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,420,954.32 : 149,139,895.26 = 30,349,272.26 : x
  2. Step 2: Convert to fraction form
    99,420,954.32/149,139,895.26 = 30,349,272.26/x
  3. Step 3: Cross multiply
    99,420,954.32x = 149,139,895.26 × 30,349,272.26
  4. Step 4: Simplify right side
    99,420,954.32x = 4,526,287,286,073,623
  5. Step 5: Solve for x
    x = 4,526,287,286,073,623/99,420,954.32
  6. Step 6: Final answer
    x = 45,526,492.05

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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.