Home / 1,491,128,617.50-2,237,015,793.06-571,004,988.93

Finding the Fourth Proportional to 1,491,128,617.50, 2,237,015,793.06 and 571,004,988.93

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Solution

The fourth proportional to 1,491,128,617.50, 2,237,015,793.06 and 571,004,988.93 is: 856,631,120.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,128,617.50 : 2,237,015,793.06 = 571,004,988.93 : x
  2. Step 2: Convert to fraction form
    1,491,128,617.50/2,237,015,793.06 = 571,004,988.93/x
  3. Step 3: Cross multiply
    1,491,128,617.50x = 2,237,015,793.06 × 571,004,988.93
  4. Step 4: Simplify right side
    1,491,128,617.50x = 1,277,347,178,152,460,288
  5. Step 5: Solve for x
    x = 1,277,347,178,152,460,288/1,491,128,617.50
  6. Step 6: Final answer
    x = 856,631,120.32

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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.