Home / 808,982,903.90-1,116,078,747.46-469,833,643.87

Finding the Fourth Proportional to 808,982,903.90, 1,116,078,747.46 and 469,833,643.87

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Solution

The fourth proportional to 808,982,903.90, 1,116,078,747.46 and 469,833,643.87 is: 648,185,940.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,982,903.90 : 1,116,078,747.46 = 469,833,643.87 : x
  2. Step 2: Convert to fraction form
    808,982,903.90/1,116,078,747.46 = 469,833,643.87/x
  3. Step 3: Cross multiply
    808,982,903.90x = 1,116,078,747.46 × 469,833,643.87
  4. Step 4: Simplify right side
    808,982,903.90x = 524,371,344,761,032,512
  5. Step 5: Solve for x
    x = 524,371,344,761,032,512/808,982,903.90
  6. Step 6: Final answer
    x = 648,185,940.93

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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.