Home / 114,403,190.76-157,728,218.03-74,097,475.13

Finding the Fourth Proportional to 114,403,190.76, 157,728,218.03 and 74,097,475.13

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Solution

The fourth proportional to 114,403,190.76, 157,728,218.03 and 74,097,475.13 is: 102,158,538.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,403,190.76 : 157,728,218.03 = 74,097,475.13 : x
  2. Step 2: Convert to fraction form
    114,403,190.76/157,728,218.03 = 74,097,475.13/x
  3. Step 3: Cross multiply
    114,403,190.76x = 157,728,218.03 × 74,097,475.13
  4. Step 4: Simplify right side
    114,403,190.76x = 11,687,262,713,078,840
  5. Step 5: Solve for x
    x = 11,687,262,713,078,840/114,403,190.76
  6. Step 6: Final answer
    x = 102,158,538.02

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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.