Home / 247,228,299,713.20-370,842,449,569.80-61,113,409,985.20

Finding the Fourth Proportional to 247,228,299,713.20, 370,842,449,569.80 and 61,113,409,985.20

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Solution

The fourth proportional to 247,228,299,713.20, 370,842,449,569.80 and 61,113,409,985.20 is: 91,670,114,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,228,299,713.20 : 370,842,449,569.80 = 61,113,409,985.20 : x
  2. Step 2: Convert to fraction form
    247,228,299,713.20/370,842,449,569.80 = 61,113,409,985.20/x
  3. Step 3: Cross multiply
    247,228,299,713.20x = 370,842,449,569.80 × 61,113,409,985.20
  4. Step 4: Simplify right side
    247,228,299,713.20x = 22,663,446,660,475,040,825,344
  5. Step 5: Solve for x
    x = 22,663,446,660,475,040,825,344/247,228,299,713.20
  6. Step 6: Final answer
    x = 91,670,114,977.80

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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.