Home / 451,119,722,222.48-676,957,914,588.09-209,051,712,399.54

Finding the Fourth Proportional to 451,119,722,222.48, 676,957,914,588.09 and 209,051,712,399.54

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Solution

The fourth proportional to 451,119,722,222.48, 676,957,914,588.09 and 209,051,712,399.54 is: 313,706,549,050.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,119,722,222.48 : 676,957,914,588.09 = 209,051,712,399.54 : x
  2. Step 2: Convert to fraction form
    451,119,722,222.48/676,957,914,588.09 = 209,051,712,399.54/x
  3. Step 3: Cross multiply
    451,119,722,222.48x = 676,957,914,588.09 × 209,051,712,399.54
  4. Step 4: Simplify right side
    451,119,722,222.48x = 141,519,211,267,061,746,499,584
  5. Step 5: Solve for x
    x = 141,519,211,267,061,746,499,584/451,119,722,222.48
  6. Step 6: Final answer
    x = 313,706,549,050.56

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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.