Home / 37,113,623,425.62-51,218,486,891.46-21,872,358,489.78

Finding the Fourth Proportional to 37,113,623,425.62, 51,218,486,891.46 and 21,872,358,489.78

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Solution

The fourth proportional to 37,113,623,425.62, 51,218,486,891.46 and 21,872,358,489.78 is: 30,184,848,667.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,113,623,425.62 : 51,218,486,891.46 = 21,872,358,489.78 : x
  2. Step 2: Convert to fraction form
    37,113,623,425.62/51,218,486,891.46 = 21,872,358,489.78/x
  3. Step 3: Cross multiply
    37,113,623,425.62x = 51,218,486,891.46 × 21,872,358,489.78
  4. Step 4: Simplify right side
    37,113,623,425.62x = 1,120,269,106,594,110,636,032
  5. Step 5: Solve for x
    x = 1,120,269,106,594,110,636,032/37,113,623,425.62
  6. Step 6: Final answer
    x = 30,184,848,667.21

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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.