Home / 107,817,199.38-148,818,255.75-63,779,507.37

Finding the Fourth Proportional to 107,817,199.38, 148,818,255.75 and 63,779,507.37

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Solution

The fourth proportional to 107,817,199.38, 148,818,255.75 and 63,779,507.37 is: 88,033,774.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,817,199.38 : 148,818,255.75 = 63,779,507.37 : x
  2. Step 2: Convert to fraction form
    107,817,199.38/148,818,255.75 = 63,779,507.37/x
  3. Step 3: Cross multiply
    107,817,199.38x = 148,818,255.75 × 63,779,507.37
  4. Step 4: Simplify right side
    107,817,199.38x = 9,491,555,039,397,670
  5. Step 5: Solve for x
    x = 9,491,555,039,397,670/107,817,199.38
  6. Step 6: Final answer
    x = 88,033,774.70

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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.