Home / 5,290,140,293.67-7,300,394,796.89-2,911,278,231.03

Finding the Fourth Proportional to 5,290,140,293.67, 7,300,394,796.89 and 2,911,278,231.03

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Solution

The fourth proportional to 5,290,140,293.67, 7,300,394,796.89 and 2,911,278,231.03 is: 4,017,564,614.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290,140,293.67 : 7,300,394,796.89 = 2,911,278,231.03 : x
  2. Step 2: Convert to fraction form
    5,290,140,293.67/7,300,394,796.89 = 2,911,278,231.03/x
  3. Step 3: Cross multiply
    5,290,140,293.67x = 7,300,394,796.89 × 2,911,278,231.03
  4. Step 4: Simplify right side
    5,290,140,293.67x = 21,253,480,450,110,537,728
  5. Step 5: Solve for x
    x = 21,253,480,450,110,537,728/5,290,140,293.67
  6. Step 6: Final answer
    x = 4,017,564,614.60

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1.5x scale

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.