Home / 832,639,662.28-1,149,044,082.48-456,236,443.43

Finding the Fourth Proportional to 832,639,662.28, 1,149,044,082.48 and 456,236,443.43

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Solution

The fourth proportional to 832,639,662.28, 1,149,044,082.48 and 456,236,443.43 is: 629,607,030.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,639,662.28 : 1,149,044,082.48 = 456,236,443.43 : x
  2. Step 2: Convert to fraction form
    832,639,662.28/1,149,044,082.48 = 456,236,443.43/x
  3. Step 3: Cross multiply
    832,639,662.28x = 1,149,044,082.48 × 456,236,443.43
  4. Step 4: Simplify right side
    832,639,662.28x = 524,235,785,538,010,752
  5. Step 5: Solve for x
    x = 524,235,785,538,010,752/832,639,662.28
  6. Step 6: Final answer
    x = 629,607,030.85

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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.