Home / 906,083,038.28-1,249,686,223.96-588,645,561.96

Finding the Fourth Proportional to 906,083,038.28, 1,249,686,223.96 and 588,645,561.96

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Solution

The fourth proportional to 906,083,038.28, 1,249,686,223.96 and 588,645,561.96 is: 811,870,676.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,083,038.28 : 1,249,686,223.96 = 588,645,561.96 : x
  2. Step 2: Convert to fraction form
    906,083,038.28/1,249,686,223.96 = 588,645,561.96/x
  3. Step 3: Cross multiply
    906,083,038.28x = 1,249,686,223.96 × 588,645,561.96
  4. Step 4: Simplify right side
    906,083,038.28x = 735,622,249,576,604,672
  5. Step 5: Solve for x
    x = 735,622,249,576,604,672/906,083,038.28
  6. Step 6: Final answer
    x = 811,870,676.86

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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.