Home / 1,110,620,921.28-1,665,595,977.12-334,060,434.24

Finding the Fourth Proportional to 1,110,620,921.28, 1,665,595,977.12 and 334,060,434.24

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Solution

The fourth proportional to 1,110,620,921.28, 1,665,595,977.12 and 334,060,434.24 is: 500,989,765.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,620,921.28 : 1,665,595,977.12 = 334,060,434.24 : x
  2. Step 2: Convert to fraction form
    1,110,620,921.28/1,665,595,977.12 = 334,060,434.24/x
  3. Step 3: Cross multiply
    1,110,620,921.28x = 1,665,595,977.12 × 334,060,434.24
  4. Step 4: Simplify right side
    1,110,620,921.28x = 556,409,715,385,104,256
  5. Step 5: Solve for x
    x = 556,409,715,385,104,256/1,110,620,921.28
  6. Step 6: Final answer
    x = 500,989,765.93

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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.