Home / 25,798,570,840.56-38,700,052,575.98-7,874,975,251.78

Finding the Fourth Proportional to 25,798,570,840.56, 38,700,052,575.98 and 7,874,975,251.78

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Solution

The fourth proportional to 25,798,570,840.56, 38,700,052,575.98 and 7,874,975,251.78 is: 11,813,133,299.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,798,570,840.56 : 38,700,052,575.98 = 7,874,975,251.78 : x
  2. Step 2: Convert to fraction form
    25,798,570,840.56/38,700,052,575.98 = 7,874,975,251.78/x
  3. Step 3: Cross multiply
    25,798,570,840.56x = 38,700,052,575.98 × 7,874,975,251.78
  4. Step 4: Simplify right side
    25,798,570,840.56x = 304,761,956,278,427,385,856
  5. Step 5: Solve for x
    x = 304,761,956,278,427,385,856/25,798,570,840.56
  6. Step 6: Final answer
    x = 11,813,133,299.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.