Home / 115,094,200,810.32-171,798,306,121.44-101,507,364,261.18

Finding the Fourth Proportional to 115,094,200,810.32, 171,798,306,121.44 and 101,507,364,261.18

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Solution

The fourth proportional to 115,094,200,810.32, 171,798,306,121.44 and 101,507,364,261.18 is: 151,517,566,620.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,094,200,810.32 : 171,798,306,121.44 = 101,507,364,261.18 : x
  2. Step 2: Convert to fraction form
    115,094,200,810.32/171,798,306,121.44 = 101,507,364,261.18/x
  3. Step 3: Cross multiply
    115,094,200,810.32x = 171,798,306,121.44 × 101,507,364,261.18
  4. Step 4: Simplify right side
    115,094,200,810.32x = 17,438,793,238,922,718,609,408
  5. Step 5: Solve for x
    x = 17,438,793,238,922,718,609,408/115,094,200,810.32
  6. Step 6: Final answer
    x = 151,517,566,620.60

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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.