Home / 111,365,342.46-153,614,266.47-66,070,019.13

Finding the Fourth Proportional to 111,365,342.46, 153,614,266.47 and 66,070,019.13

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Solution

The fourth proportional to 111,365,342.46, 153,614,266.47 and 66,070,019.13 is: 91,135,153.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,365,342.46 : 153,614,266.47 = 66,070,019.13 : x
  2. Step 2: Convert to fraction form
    111,365,342.46/153,614,266.47 = 66,070,019.13/x
  3. Step 3: Cross multiply
    111,365,342.46x = 153,614,266.47 × 66,070,019.13
  4. Step 4: Simplify right side
    111,365,342.46x = 10,149,297,524,313,818
  5. Step 5: Solve for x
    x = 10,149,297,524,313,818/111,365,342.46
  6. Step 6: Final answer
    x = 91,135,153.00

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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.