Home / 1,866,003,881.11-2,575,070,052.56-1,019,231,743.55

Finding the Fourth Proportional to 1,866,003,881.11, 2,575,070,052.56 and 1,019,231,743.55

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Solution

The fourth proportional to 1,866,003,881.11, 2,575,070,052.56 and 1,019,231,743.55 is: 1,406,531,447.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,003,881.11 : 2,575,070,052.56 = 1,019,231,743.55 : x
  2. Step 2: Convert to fraction form
    1,866,003,881.11/2,575,070,052.56 = 1,019,231,743.55/x
  3. Step 3: Cross multiply
    1,866,003,881.11x = 2,575,070,052.56 × 1,019,231,743.55
  4. Step 4: Simplify right side
    1,866,003,881.11x = 2,624,593,139,420,020,736
  5. Step 5: Solve for x
    x = 2,624,593,139,420,020,736/1,866,003,881.11
  6. Step 6: Final answer
    x = 1,406,531,447.22

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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.