Home / 1,584,356,145.40-2,376,522,408.30-478,958,865.40

Finding the Fourth Proportional to 1,584,356,145.40, 2,376,522,408.30 and 478,958,865.40

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Solution

The fourth proportional to 1,584,356,145.40, 2,376,522,408.30 and 478,958,865.40 is: 718,434,727.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,356,145.40 : 2,376,522,408.30 = 478,958,865.40 : x
  2. Step 2: Convert to fraction form
    1,584,356,145.40/2,376,522,408.30 = 478,958,865.40/x
  3. Step 3: Cross multiply
    1,584,356,145.40x = 2,376,522,408.30 × 478,958,865.40
  4. Step 4: Simplify right side
    1,584,356,145.40x = 1,138,256,476,277,043,584
  5. Step 5: Solve for x
    x = 1,138,256,476,277,043,584/1,584,356,145.40
  6. Step 6: Final answer
    x = 718,434,727.94

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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.