Home / 99,637,542.09-149,446,222.13-26,861,679.40

Finding the Fourth Proportional to 99,637,542.09, 149,446,222.13 and 26,861,679.40

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Solution

The fourth proportional to 99,637,542.09, 149,446,222.13 and 26,861,679.40 is: 40,289,798.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,637,542.09 : 149,446,222.13 = 26,861,679.40 : x
  2. Step 2: Convert to fraction form
    99,637,542.09/149,446,222.13 = 26,861,679.40/x
  3. Step 3: Cross multiply
    99,637,542.09x = 149,446,222.13 × 26,861,679.40
  4. Step 4: Simplify right side
    99,637,542.09x = 4,014,376,506,397,245
  5. Step 5: Solve for x
    x = 4,014,376,506,397,245/99,637,542.09
  6. Step 6: Final answer
    x = 40,289,798.63

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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.