Home / 412,442,765.64-569,173,977.47-224,269,711.11

Finding the Fourth Proportional to 412,442,765.64, 569,173,977.47 and 224,269,711.11

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Solution

The fourth proportional to 412,442,765.64, 569,173,977.47 and 224,269,711.11 is: 309,493,811.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,442,765.64 : 569,173,977.47 = 224,269,711.11 : x
  2. Step 2: Convert to fraction form
    412,442,765.64/569,173,977.47 = 224,269,711.11/x
  3. Step 3: Cross multiply
    412,442,765.64x = 569,173,977.47 × 224,269,711.11
  4. Step 4: Simplify right side
    412,442,765.64x = 127,648,483,499,087,216
  5. Step 5: Solve for x
    x = 127,648,483,499,087,216/412,442,765.64
  6. Step 6: Final answer
    x = 309,493,811.34

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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.