Home / 99,391,205.70-136,855,666.50-99,104,227.56

Finding the Fourth Proportional to 99,391,205.70, 136,855,666.50 and 99,104,227.56

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Solution

The fourth proportional to 99,391,205.70, 136,855,666.50 and 99,104,227.56 is: 136,460,514.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,391,205.70 : 136,855,666.50 = 99,104,227.56 : x
  2. Step 2: Convert to fraction form
    99,391,205.70/136,855,666.50 = 99,104,227.56/x
  3. Step 3: Cross multiply
    99,391,205.70x = 136,855,666.50 × 99,104,227.56
  4. Step 4: Simplify right side
    99,391,205.70x = 13,562,975,115,691,470
  5. Step 5: Solve for x
    x = 13,562,975,115,691,470/99,391,205.70
  6. Step 6: Final answer
    x = 136,460,514.99

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1.5x scale

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.