Home / 1,140,576,027.79-1,710,587,520.03-311,533,554.43

Finding the Fourth Proportional to 1,140,576,027.79, 1,710,587,520.03 and 311,533,554.43

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Solution

The fourth proportional to 1,140,576,027.79, 1,710,587,520.03 and 311,533,554.43 is: 467,224,803.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,576,027.79 : 1,710,587,520.03 = 311,533,554.43 : x
  2. Step 2: Convert to fraction form
    1,140,576,027.79/1,710,587,520.03 = 311,533,554.43/x
  3. Step 3: Cross multiply
    1,140,576,027.79x = 1,710,587,520.03 × 311,533,554.43
  4. Step 4: Simplify right side
    1,140,576,027.79x = 532,905,410,278,544,704
  5. Step 5: Solve for x
    x = 532,905,410,278,544,704/1,140,576,027.79
  6. Step 6: Final answer
    x = 467,224,803.34

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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.