Home / 1,395,831,260.60-1,926,241,318.88-769,298,193.26

Finding the Fourth Proportional to 1,395,831,260.60, 1,926,241,318.88 and 769,298,193.26

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Solution

The fourth proportional to 1,395,831,260.60, 1,926,241,318.88 and 769,298,193.26 is: 1,061,628,298.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,831,260.60 : 1,926,241,318.88 = 769,298,193.26 : x
  2. Step 2: Convert to fraction form
    1,395,831,260.60/1,926,241,318.88 = 769,298,193.26/x
  3. Step 3: Cross multiply
    1,395,831,260.60x = 1,926,241,318.88 × 769,298,193.26
  4. Step 4: Simplify right side
    1,395,831,260.60x = 1,481,853,966,397,143,552
  5. Step 5: Solve for x
    x = 1,481,853,966,397,143,552/1,395,831,260.60
  6. Step 6: Final answer
    x = 1,061,628,298.65

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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.