Home / 1,838,657,120.80-2,757,985,681.20-1,609,074,608.80

Finding the Fourth Proportional to 1,838,657,120.80, 2,757,985,681.20 and 1,609,074,608.80

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Solution

The fourth proportional to 1,838,657,120.80, 2,757,985,681.20 and 1,609,074,608.80 is: 2,413,611,913.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,657,120.80 : 2,757,985,681.20 = 1,609,074,608.80 : x
  2. Step 2: Convert to fraction form
    1,838,657,120.80/2,757,985,681.20 = 1,609,074,608.80/x
  3. Step 3: Cross multiply
    1,838,657,120.80x = 2,757,985,681.20 × 1,609,074,608.80
  4. Step 4: Simplify right side
    1,838,657,120.80x = 4,437,804,731,052,891,136
  5. Step 5: Solve for x
    x = 4,437,804,731,052,891,136/1,838,657,120.80
  6. Step 6: Final answer
    x = 2,413,611,913.20

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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.