Home / 10,987,488,003.60-16,481,232,005.40-10,558,933,981.20

Finding the Fourth Proportional to 10,987,488,003.60, 16,481,232,005.40 and 10,558,933,981.20

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Solution

The fourth proportional to 10,987,488,003.60, 16,481,232,005.40 and 10,558,933,981.20 is: 15,838,400,971.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,987,488,003.60 : 16,481,232,005.40 = 10,558,933,981.20 : x
  2. Step 2: Convert to fraction form
    10,987,488,003.60/16,481,232,005.40 = 10,558,933,981.20/x
  3. Step 3: Cross multiply
    10,987,488,003.60x = 16,481,232,005.40 × 10,558,933,981.20
  4. Step 4: Simplify right side
    10,987,488,003.60x = 174,024,240,673,859,076,096
  5. Step 5: Solve for x
    x = 174,024,240,673,859,076,096/10,987,488,003.60
  6. Step 6: Final answer
    x = 15,838,400,971.80

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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.