Home / 1,769,392,356,492.20-2,654,208,392,998.80-621,885,072,402.25

Finding the Fourth Proportional to 1,769,392,356,492.20, 2,654,208,392,998.80 and 621,885,072,402.25

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Solution

The fourth proportional to 1,769,392,356,492.20, 2,654,208,392,998.80 and 621,885,072,402.25 is: 932,869,734,965.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,392,356,492.20 : 2,654,208,392,998.80 = 621,885,072,402.25 : x
  2. Step 2: Convert to fraction form
    1,769,392,356,492.20/2,654,208,392,998.80 = 621,885,072,402.25/x
  3. Step 3: Cross multiply
    1,769,392,356,492.20x = 2,654,208,392,998.80 × 621,885,072,402.25
  4. Step 4: Simplify right side
    1,769,392,356,492.20x = 1,650,612,578,650,718,306,566,144
  5. Step 5: Solve for x
    x = 1,650,612,578,650,718,306,566,144/1,769,392,356,492.20
  6. Step 6: Final answer
    x = 932,869,734,965.42

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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.