Home / 247,228,299,871.20-370,842,449,806.80-61,113,410,143.20

Finding the Fourth Proportional to 247,228,299,871.20, 370,842,449,806.80 and 61,113,410,143.20

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Solution

The fourth proportional to 247,228,299,871.20, 370,842,449,806.80 and 61,113,410,143.20 is: 91,670,115,214.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,228,299,871.20 : 370,842,449,806.80 = 61,113,410,143.20 : x
  2. Step 2: Convert to fraction form
    247,228,299,871.20/370,842,449,806.80 = 61,113,410,143.20/x
  3. Step 3: Cross multiply
    247,228,299,871.20x = 370,842,449,806.80 × 61,113,410,143.20
  4. Step 4: Simplify right side
    247,228,299,871.20x = 22,663,446,733,552,026,124,288
  5. Step 5: Solve for x
    x = 22,663,446,733,552,026,124,288/247,228,299,871.20
  6. Step 6: Final answer
    x = 91,670,115,214.80

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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.