Home / 107,196,435.06-147,847,682.28-77,538,337.27

Finding the Fourth Proportional to 107,196,435.06, 147,847,682.28 and 77,538,337.27

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Solution

The fourth proportional to 107,196,435.06, 147,847,682.28 and 77,538,337.27 is: 106,942,581.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,196,435.06 : 147,847,682.28 = 77,538,337.27 : x
  2. Step 2: Convert to fraction form
    107,196,435.06/147,847,682.28 = 77,538,337.27/x
  3. Step 3: Cross multiply
    107,196,435.06x = 147,847,682.28 × 77,538,337.27
  4. Step 4: Simplify right side
    107,196,435.06x = 11,463,863,453,196,370
  5. Step 5: Solve for x
    x = 11,463,863,453,196,370/107,196,435.06
  6. Step 6: Final answer
    x = 106,942,581.13

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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.