Home / 344,942,538.12-517,384,660.14-111,768,314.40

Finding the Fourth Proportional to 344,942,538.12, 517,384,660.14 and 111,768,314.40

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Solution

The fourth proportional to 344,942,538.12, 517,384,660.14 and 111,768,314.40 is: 167,643,027.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,942,538.12 : 517,384,660.14 = 111,768,314.40 : x
  2. Step 2: Convert to fraction form
    344,942,538.12/517,384,660.14 = 111,768,314.40/x
  3. Step 3: Cross multiply
    344,942,538.12x = 517,384,660.14 × 111,768,314.40
  4. Step 4: Simplify right side
    344,942,538.12x = 57,827,211,360,264,672
  5. Step 5: Solve for x
    x = 57,827,211,360,264,672/344,942,538.12
  6. Step 6: Final answer
    x = 167,643,027.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.