Home / 670,888,864,975.72-1,006,474,650,257.60-217,572,422,048.89

Finding the Fourth Proportional to 670,888,864,975.72, 1,006,474,650,257.60 and 217,572,422,048.89

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Solution

The fourth proportional to 670,888,864,975.72, 1,006,474,650,257.60 and 217,572,422,048.89 is: 326,404,474,450.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,888,864,975.72 : 1,006,474,650,257.60 = 217,572,422,048.89 : x
  2. Step 2: Convert to fraction form
    670,888,864,975.72/1,006,474,650,257.60 = 217,572,422,048.89/x
  3. Step 3: Cross multiply
    670,888,864,975.72x = 1,006,474,650,257.60 × 217,572,422,048.89
  4. Step 4: Simplify right side
    670,888,864,975.72x = 218,981,127,387,355,501,559,808
  5. Step 5: Solve for x
    x = 218,981,127,387,355,501,559,808/670,888,864,975.72
  6. Step 6: Final answer
    x = 326,404,474,450.89

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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.