Home / 77,708,049.60-116,530,581.60-26,563,742.40

Finding the Fourth Proportional to 77,708,049.60, 116,530,581.60 and 26,563,742.40

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Solution

The fourth proportional to 77,708,049.60, 116,530,581.60 and 26,563,742.40 is: 39,834,848.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,708,049.60 : 116,530,581.60 = 26,563,742.40 : x
  2. Step 2: Convert to fraction form
    77,708,049.60/116,530,581.60 = 26,563,742.40/x
  3. Step 3: Cross multiply
    77,708,049.60x = 116,530,581.60 × 26,563,742.40
  4. Step 4: Simplify right side
    77,708,049.60x = 3,095,488,351,344,579.50
  5. Step 5: Solve for x
    x = 3,095,488,351,344,579.50/77,708,049.60
  6. Step 6: Final answer
    x = 39,834,848.09

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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.