Home / 193,831,402.16-267,487,335.84-105,725,395.28

Finding the Fourth Proportional to 193,831,402.16, 267,487,335.84 and 105,725,395.28

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Solution

The fourth proportional to 193,831,402.16, 267,487,335.84 and 105,725,395.28 is: 145,901,045.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,831,402.16 : 267,487,335.84 = 105,725,395.28 : x
  2. Step 2: Convert to fraction form
    193,831,402.16/267,487,335.84 = 105,725,395.28/x
  3. Step 3: Cross multiply
    193,831,402.16x = 267,487,335.84 × 105,725,395.28
  4. Step 4: Simplify right side
    193,831,402.16x = 28,280,204,314,078,112
  5. Step 5: Solve for x
    x = 28,280,204,314,078,112/193,831,402.16
  6. Step 6: Final answer
    x = 145,901,045.96

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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.