Home / 1,716,391,720.48-2,368,870,165.20-963,789,383.20

Finding the Fourth Proportional to 1,716,391,720.48, 2,368,870,165.20 and 963,789,383.20

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Solution

The fourth proportional to 1,716,391,720.48, 2,368,870,165.20 and 963,789,383.20 is: 1,330,169,499.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716,391,720.48 : 2,368,870,165.20 = 963,789,383.20 : x
  2. Step 2: Convert to fraction form
    1,716,391,720.48/2,368,870,165.20 = 963,789,383.20/x
  3. Step 3: Cross multiply
    1,716,391,720.48x = 2,368,870,165.20 × 963,789,383.20
  4. Step 4: Simplify right side
    1,716,391,720.48x = 2,283,091,915,398,990,080
  5. Step 5: Solve for x
    x = 2,283,091,915,398,990,080/1,716,391,720.48
  6. Step 6: Final answer
    x = 1,330,169,499.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.