Home / 1,663,173,309,381-2,490,463,417,458.30-1,147,864,893,088.70

Finding the Fourth Proportional to 1,663,173,309,381, 2,490,463,417,458.30 and 1,147,864,893,088.70

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Solution

The fourth proportional to 1,663,173,309,381, 2,490,463,417,458.30 and 1,147,864,893,088.70 is: 1,718,832,011,250.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,173,309,381 : 2,490,463,417,458.30 = 1,147,864,893,088.70 : x
  2. Step 2: Convert to fraction form
    1,663,173,309,381/2,490,463,417,458.30 = 1,147,864,893,088.70/x
  3. Step 3: Cross multiply
    1,663,173,309,381x = 2,490,463,417,458.30 × 1,147,864,893,088.70
  4. Step 4: Simplify right side
    1,663,173,309,381x = 2,858,715,524,422,089,775,775,744
  5. Step 5: Solve for x
    x = 2,858,715,524,422,089,775,775,744/1,663,173,309,381
  6. Step 6: Final answer
    x = 1,718,832,011,250.86

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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.