Home / 7,986,465,078.57-11,021,646,667.55-4,418,110,641.69

Finding the Fourth Proportional to 7,986,465,078.57, 11,021,646,667.55 and 4,418,110,641.69

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Solution

The fourth proportional to 7,986,465,078.57, 11,021,646,667.55 and 4,418,110,641.69 is: 6,097,172,397.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,986,465,078.57 : 11,021,646,667.55 = 4,418,110,641.69 : x
  2. Step 2: Convert to fraction form
    7,986,465,078.57/11,021,646,667.55 = 4,418,110,641.69/x
  3. Step 3: Cross multiply
    7,986,465,078.57x = 11,021,646,667.55 × 4,418,110,641.69
  4. Step 4: Simplify right side
    7,986,465,078.57x = 48,694,854,430,827,683,840
  5. Step 5: Solve for x
    x = 48,694,854,430,827,683,840/7,986,465,078.57
  6. Step 6: Final answer
    x = 6,097,172,397.52

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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.