Home / 148,975,633.40-223,463,450.10-72,448,129.40

Finding the Fourth Proportional to 148,975,633.40, 223,463,450.10 and 72,448,129.40

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Solution

The fourth proportional to 148,975,633.40, 223,463,450.10 and 72,448,129.40 is: 108,672,194.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,975,633.40 : 223,463,450.10 = 72,448,129.40 : x
  2. Step 2: Convert to fraction form
    148,975,633.40/223,463,450.10 = 72,448,129.40/x
  3. Step 3: Cross multiply
    148,975,633.40x = 223,463,450.10 × 72,448,129.40
  4. Step 4: Simplify right side
    148,975,633.40x = 16,189,508,949,015,244
  5. Step 5: Solve for x
    x = 16,189,508,949,015,244/148,975,633.40
  6. Step 6: Final answer
    x = 108,672,194.10

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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.