Home / 100,678,867,374.38-218,115,148,916.25

Finding the Third Proportional to 100,678,867,374.38 and 218,115,148,916.25

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Solution

The third proportional to 100,678,867,374.38 and 218,115,148,916.25 is: 472,534,300,667.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,678,867,374.38 : 218,115,148,916.25 = 218,115,148,916.25 : x
  2. Step 2: Convert to fraction form
    100,678,867,374.38/218,115,148,916.25 = 218,115,148,916.25/x
  3. Step 3: Cross multiply
    100,678,867,374.38x = 218,115,148,916.25 × 218,115,148,916.25
  4. Step 4: Simplify right side
    100,678,867,374.38x = 47,574,218,186,757,909,774,336
  5. Step 5: Solve for x
    x = 47,574,218,186,757,909,774,336/100,678,867,374.38
  6. Step 6: Final answer
    x = 472,534,300,667.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.