Home / 1,077,623,999.80-1,616,435,999.70-350,612,711.80

Finding the Fourth Proportional to 1,077,623,999.80, 1,616,435,999.70 and 350,612,711.80

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Solution

The fourth proportional to 1,077,623,999.80, 1,616,435,999.70 and 350,612,711.80 is: 525,919,067.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,623,999.80 : 1,616,435,999.70 = 350,612,711.80 : x
  2. Step 2: Convert to fraction form
    1,077,623,999.80/1,616,435,999.70 = 350,612,711.80/x
  3. Step 3: Cross multiply
    1,077,623,999.80x = 1,616,435,999.70 × 350,612,711.80
  4. Step 4: Simplify right side
    1,077,623,999.80x = 566,743,009,305,961,024
  5. Step 5: Solve for x
    x = 566,743,009,305,961,024/1,077,623,999.80
  6. Step 6: Final answer
    x = 525,919,067.70

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1.5x scale

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.