Home / 136,407,941,656.32-203,612,807,187.36-120,305,024,264.64

Finding the Fourth Proportional to 136,407,941,656.32, 203,612,807,187.36 and 120,305,024,264.64

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Solution

The fourth proportional to 136,407,941,656.32, 203,612,807,187.36 and 120,305,024,264.64 is: 179,576,375,186.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,407,941,656.32 : 203,612,807,187.36 = 120,305,024,264.64 : x
  2. Step 2: Convert to fraction form
    136,407,941,656.32/203,612,807,187.36 = 120,305,024,264.64/x
  3. Step 3: Cross multiply
    136,407,941,656.32x = 203,612,807,187.36 × 120,305,024,264.64
  4. Step 4: Simplify right side
    136,407,941,656.32x = 24,495,643,709,266,806,702,080
  5. Step 5: Solve for x
    x = 24,495,643,709,266,806,702,080/136,407,941,656.32
  6. Step 6: Final answer
    x = 179,576,375,186.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.