Home / 83,239,997,719.52-114,851,508,667.92-47,111,030,129.84

Finding the Fourth Proportional to 83,239,997,719.52, 114,851,508,667.92 and 47,111,030,129.84

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Solution

The fourth proportional to 83,239,997,719.52, 114,851,508,667.92 and 47,111,030,129.84 is: 65,002,078,730.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,239,997,719.52 : 114,851,508,667.92 = 47,111,030,129.84 : x
  2. Step 2: Convert to fraction form
    83,239,997,719.52/114,851,508,667.92 = 47,111,030,129.84/x
  3. Step 3: Cross multiply
    83,239,997,719.52x = 114,851,508,667.92 × 47,111,030,129.84
  4. Step 4: Simplify right side
    83,239,997,719.52x = 5,410,772,885,311,384,977,408
  5. Step 5: Solve for x
    x = 5,410,772,885,311,384,977,408/83,239,997,719.52
  6. Step 6: Final answer
    x = 65,002,078,730.75

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1.5x scale

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.