Home / 1,090,517,005,660.80-1,635,775,508,491.20-1,038,447,691,939.20

Finding the Fourth Proportional to 1,090,517,005,660.80, 1,635,775,508,491.20 and 1,038,447,691,939.20

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Solution

The fourth proportional to 1,090,517,005,660.80, 1,635,775,508,491.20 and 1,038,447,691,939.20 is: 1,557,671,537,908.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,517,005,660.80 : 1,635,775,508,491.20 = 1,038,447,691,939.20 : x
  2. Step 2: Convert to fraction form
    1,090,517,005,660.80/1,635,775,508,491.20 = 1,038,447,691,939.20/x
  3. Step 3: Cross multiply
    1,090,517,005,660.80x = 1,635,775,508,491.20 × 1,038,447,691,939.20
  4. Step 4: Simplify right side
    1,090,517,005,660.80x = 1,698,667,301,323,357,883,990,016
  5. Step 5: Solve for x
    x = 1,698,667,301,323,357,883,990,016/1,090,517,005,660.80
  6. Step 6: Final answer
    x = 1,557,671,537,908.80

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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.