Home / 913,787,549.64-1,259,808,877.62-726,242,093.64

Finding the Fourth Proportional to 913,787,549.64, 1,259,808,877.62 and 726,242,093.64

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Solution

The fourth proportional to 913,787,549.64, 1,259,808,877.62 and 726,242,093.64 is: 1,001,246,118.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,787,549.64 : 1,259,808,877.62 = 726,242,093.64 : x
  2. Step 2: Convert to fraction form
    913,787,549.64/1,259,808,877.62 = 726,242,093.64/x
  3. Step 3: Cross multiply
    913,787,549.64x = 1,259,808,877.62 × 726,242,093.64
  4. Step 4: Simplify right side
    913,787,549.64x = 914,926,236,869,007,232
  5. Step 5: Solve for x
    x = 914,926,236,869,007,232/913,787,549.64
  6. Step 6: Final answer
    x = 1,001,246,118.13

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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.