Home / 1,838,657,221.80-2,757,985,832.70-1,609,074,709.80

Finding the Fourth Proportional to 1,838,657,221.80, 2,757,985,832.70 and 1,609,074,709.80

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Solution

The fourth proportional to 1,838,657,221.80, 2,757,985,832.70 and 1,609,074,709.80 is: 2,413,612,064.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,657,221.80 : 2,757,985,832.70 = 1,609,074,709.80 : x
  2. Step 2: Convert to fraction form
    1,838,657,221.80/2,757,985,832.70 = 1,609,074,709.80/x
  3. Step 3: Cross multiply
    1,838,657,221.80x = 2,757,985,832.70 × 1,609,074,709.80
  4. Step 4: Simplify right side
    1,838,657,221.80x = 4,437,805,253,384,263,168
  5. Step 5: Solve for x
    x = 4,437,805,253,384,263,168/1,838,657,221.80
  6. Step 6: Final answer
    x = 2,413,612,064.70

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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.