Home / 1,353,157,621.60-2,029,960,381.20-577,175,029.60

Finding the Fourth Proportional to 1,353,157,621.60, 2,029,960,381.20 and 577,175,029.60

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Solution

The fourth proportional to 1,353,157,621.60, 2,029,960,381.20 and 577,175,029.60 is: 865,858,067.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,157,621.60 : 2,029,960,381.20 = 577,175,029.60 : x
  2. Step 2: Convert to fraction form
    1,353,157,621.60/2,029,960,381.20 = 577,175,029.60/x
  3. Step 3: Cross multiply
    1,353,157,621.60x = 2,029,960,381.20 × 577,175,029.60
  4. Step 4: Simplify right side
    1,353,157,621.60x = 1,171,642,443,105,937,408
  5. Step 5: Solve for x
    x = 1,171,642,443,105,937,408/1,353,157,621.60
  6. Step 6: Final answer
    x = 865,858,067.39

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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.