Home / 906,083,040.28-1,249,686,226.72-588,645,563.96

Finding the Fourth Proportional to 906,083,040.28, 1,249,686,226.72 and 588,645,563.96

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Solution

The fourth proportional to 906,083,040.28, 1,249,686,226.72 and 588,645,563.96 is: 811,870,679.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,083,040.28 : 1,249,686,226.72 = 588,645,563.96 : x
  2. Step 2: Convert to fraction form
    906,083,040.28/1,249,686,226.72 = 588,645,563.96/x
  3. Step 3: Cross multiply
    906,083,040.28x = 1,249,686,226.72 × 588,645,563.96
  4. Step 4: Simplify right side
    906,083,040.28x = 735,622,253,700,638,848
  5. Step 5: Solve for x
    x = 735,622,253,700,638,848/906,083,040.28
  6. Step 6: Final answer
    x = 811,870,679.62

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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.