Home / 262,797,856.44-362,663,402.12-145,331,141.28

Finding the Fourth Proportional to 262,797,856.44, 362,663,402.12 and 145,331,141.28

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Solution

The fourth proportional to 262,797,856.44, 362,663,402.12 and 145,331,141.28 is: 200,558,280.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,797,856.44 : 362,663,402.12 = 145,331,141.28 : x
  2. Step 2: Convert to fraction form
    262,797,856.44/362,663,402.12 = 145,331,141.28/x
  3. Step 3: Cross multiply
    262,797,856.44x = 362,663,402.12 × 145,331,141.28
  4. Step 4: Simplify right side
    262,797,856.44x = 52,706,286,130,587,176
  5. Step 5: Solve for x
    x = 52,706,286,130,587,176/262,797,856.44
  6. Step 6: Final answer
    x = 200,558,280.21

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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.