Home / 1,480,957,996.07-2,043,677,794.90-811,880,174.05

Finding the Fourth Proportional to 1,480,957,996.07, 2,043,677,794.90 and 811,880,174.05

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Solution

The fourth proportional to 1,480,957,996.07, 2,043,677,794.90 and 811,880,174.05 is: 1,120,370,387.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,957,996.07 : 2,043,677,794.90 = 811,880,174.05 : x
  2. Step 2: Convert to fraction form
    1,480,957,996.07/2,043,677,794.90 = 811,880,174.05/x
  3. Step 3: Cross multiply
    1,480,957,996.07x = 2,043,677,794.90 × 811,880,174.05
  4. Step 4: Simplify right side
    1,480,957,996.07x = 1,659,221,483,811,254,272
  5. Step 5: Solve for x
    x = 1,659,221,483,811,254,272/1,480,957,996.07
  6. Step 6: Final answer
    x = 1,120,370,387.42

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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.