Home / 90,022,237,259.28-135,045,773,288.28-52,266,593,515.92

Finding the Fourth Proportional to 90,022,237,259.28, 135,045,773,288.28 and 52,266,593,515.92

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Solution

The fourth proportional to 90,022,237,259.28, 135,045,773,288.28 and 52,266,593,515.92 is: 78,407,099,772.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,022,237,259.28 : 135,045,773,288.28 = 52,266,593,515.92 : x
  2. Step 2: Convert to fraction form
    90,022,237,259.28/135,045,773,288.28 = 52,266,593,515.92/x
  3. Step 3: Cross multiply
    90,022,237,259.28x = 135,045,773,288.28 × 52,266,593,515.92
  4. Step 4: Simplify right side
    90,022,237,259.28x = 7,058,382,538,501,617,876,992
  5. Step 5: Solve for x
    x = 7,058,382,538,501,617,876,992/90,022,237,259.28
  6. Step 6: Final answer
    x = 78,407,099,772.16

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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.