Home / 164,753,410.76-247,516,001.40-155,446,402.64

Finding the Fourth Proportional to 164,753,410.76, 247,516,001.40 and 155,446,402.64

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Solution

The fourth proportional to 164,753,410.76, 247,516,001.40 and 155,446,402.64 is: 233,533,690.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,753,410.76 : 247,516,001.40 = 155,446,402.64 : x
  2. Step 2: Convert to fraction form
    164,753,410.76/247,516,001.40 = 155,446,402.64/x
  3. Step 3: Cross multiply
    164,753,410.76x = 247,516,001.40 × 155,446,402.64
  4. Step 4: Simplify right side
    164,753,410.76x = 38,475,472,013,467,200
  5. Step 5: Solve for x
    x = 38,475,472,013,467,200/164,753,410.76
  6. Step 6: Final answer
    x = 233,533,690.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.