Home / 7,394,978,196.80-10,187,918,641.44-5,163,776,302.40

Finding the Fourth Proportional to 7,394,978,196.80, 10,187,918,641.44 and 5,163,776,302.40

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Solution

The fourth proportional to 7,394,978,196.80, 10,187,918,641.44 and 5,163,776,302.40 is: 7,114,034,883.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,394,978,196.80 : 10,187,918,641.44 = 5,163,776,302.40 : x
  2. Step 2: Convert to fraction form
    7,394,978,196.80/10,187,918,641.44 = 5,163,776,302.40/x
  3. Step 3: Cross multiply
    7,394,978,196.80x = 10,187,918,641.44 × 5,163,776,302.40
  4. Step 4: Simplify right side
    7,394,978,196.80x = 52,608,132,851,447,070,720
  5. Step 5: Solve for x
    x = 52,608,132,851,447,070,720/7,394,978,196.80
  6. Step 6: Final answer
    x = 7,114,034,883.05

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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.