Home / 111,267,561.10-153,558,426.57-61,723,908.27

Finding the Fourth Proportional to 111,267,561.10, 153,558,426.57 and 61,723,908.27

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Solution

The fourth proportional to 111,267,561.10, 153,558,426.57 and 61,723,908.27 is: 85,184,092.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,267,561.10 : 153,558,426.57 = 61,723,908.27 : x
  2. Step 2: Convert to fraction form
    111,267,561.10/153,558,426.57 = 61,723,908.27/x
  3. Step 3: Cross multiply
    111,267,561.10x = 153,558,426.57 × 61,723,908.27
  4. Step 4: Simplify right side
    111,267,561.10x = 9,478,226,235,203,310
  5. Step 5: Solve for x
    x = 9,478,226,235,203,310/111,267,561.10
  6. Step 6: Final answer
    x = 85,184,092.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.