Home / 214,225,347.32-295,610,322-120,143,313.72

Finding the Fourth Proportional to 214,225,347.32, 295,610,322 and 120,143,313.72

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Solution

The fourth proportional to 214,225,347.32, 295,610,322 and 120,143,313.72 is: 165,786,187.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,225,347.32 : 295,610,322 = 120,143,313.72 : x
  2. Step 2: Convert to fraction form
    214,225,347.32/295,610,322 = 120,143,313.72/x
  3. Step 3: Cross multiply
    214,225,347.32x = 295,610,322 × 120,143,313.72
  4. Step 4: Simplify right side
    214,225,347.32x = 35,515,603,654,916,216
  5. Step 5: Solve for x
    x = 35,515,603,654,916,216/214,225,347.32
  6. Step 6: Final answer
    x = 165,786,187.77

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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.