Home / 110,987,937.40-153,152,975.80-66,325,046.18

Finding the Fourth Proportional to 110,987,937.40, 153,152,975.80 and 66,325,046.18

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Solution

The fourth proportional to 110,987,937.40, 153,152,975.80 and 66,325,046.18 is: 91,522,362.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,987,937.40 : 153,152,975.80 = 66,325,046.18 : x
  2. Step 2: Convert to fraction form
    110,987,937.40/153,152,975.80 = 66,325,046.18/x
  3. Step 3: Cross multiply
    110,987,937.40x = 153,152,975.80 × 66,325,046.18
  4. Step 4: Simplify right side
    110,987,937.40x = 10,157,878,192,905,086
  5. Step 5: Solve for x
    x = 10,157,878,192,905,086/110,987,937.40
  6. Step 6: Final answer
    x = 91,522,362.08

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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.