Home / 18,121,799,124-42,718,119,102

Finding the Third Proportional to 18,121,799,124 and 42,718,119,102

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Solution

The third proportional to 18,121,799,124 and 42,718,119,102 is: 100,698,484,026.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,121,799,124 : 42,718,119,102 = 42,718,119,102 : x
  2. Step 2: Convert to fraction form
    18,121,799,124/42,718,119,102 = 42,718,119,102/x
  3. Step 3: Cross multiply
    18,121,799,124x = 42,718,119,102 × 42,718,119,102
  4. Step 4: Simplify right side
    18,121,799,124x = 1,824,837,699,612,657,319,936
  5. Step 5: Solve for x
    x = 1,824,837,699,612,657,319,936/18,121,799,124
  6. Step 6: Final answer
    x = 100,698,484,026.12

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.