Home / 117,687,278.92-176,570,645.64-52,099,370.06

Finding the Fourth Proportional to 117,687,278.92, 176,570,645.64 and 52,099,370.06

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Solution

The fourth proportional to 117,687,278.92, 176,570,645.64 and 52,099,370.06 is: 78,166,642.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,687,278.92 : 176,570,645.64 = 52,099,370.06 : x
  2. Step 2: Convert to fraction form
    117,687,278.92/176,570,645.64 = 52,099,370.06/x
  3. Step 3: Cross multiply
    117,687,278.92x = 176,570,645.64 × 52,099,370.06
  4. Step 4: Simplify right side
    117,687,278.92x = 9,199,219,408,931,486
  5. Step 5: Solve for x
    x = 9,199,219,408,931,486/117,687,278.92
  6. Step 6: Final answer
    x = 78,166,642.08

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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.