Home / 1,677,889,856.82-2,315,760,744.69-1,009,510,464.18

Finding the Fourth Proportional to 1,677,889,856.82, 2,315,760,744.69 and 1,009,510,464.18

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Solution

The fourth proportional to 1,677,889,856.82, 2,315,760,744.69 and 1,009,510,464.18 is: 1,393,288,537.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,889,856.82 : 2,315,760,744.69 = 1,009,510,464.18 : x
  2. Step 2: Convert to fraction form
    1,677,889,856.82/2,315,760,744.69 = 1,009,510,464.18/x
  3. Step 3: Cross multiply
    1,677,889,856.82x = 2,315,760,744.69 × 1,009,510,464.18
  4. Step 4: Simplify right side
    1,677,889,856.82x = 2,337,784,704,301,824,512
  5. Step 5: Solve for x
    x = 2,337,784,704,301,824,512/1,677,889,856.82
  6. Step 6: Final answer
    x = 1,393,288,537.27

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Double scale
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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.