Home / 1,037,890,758.15-1,432,288,313.56-585,863,893.02

Finding the Fourth Proportional to 1,037,890,758.15, 1,432,288,313.56 and 585,863,893.02

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Solution

The fourth proportional to 1,037,890,758.15, 1,432,288,313.56 and 585,863,893.02 is: 808,491,645.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,890,758.15 : 1,432,288,313.56 = 585,863,893.02 : x
  2. Step 2: Convert to fraction form
    1,037,890,758.15/1,432,288,313.56 = 585,863,893.02/x
  3. Step 3: Cross multiply
    1,037,890,758.15x = 1,432,288,313.56 × 585,863,893.02
  4. Step 4: Simplify right side
    1,037,890,758.15x = 839,126,007,309,005,696
  5. Step 5: Solve for x
    x = 839,126,007,309,005,696/1,037,890,758.15
  6. Step 6: Final answer
    x = 808,491,645.89

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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.