Home / 37,409,518,257.75-51,624,723,923.06-20,261,944,966.86

Finding the Fourth Proportional to 37,409,518,257.75, 51,624,723,923.06 and 20,261,944,966.86

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Solution

The fourth proportional to 37,409,518,257.75, 51,624,723,923.06 and 20,261,944,966.86 is: 27,961,261,298.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,409,518,257.75 : 51,624,723,923.06 = 20,261,944,966.86 : x
  2. Step 2: Convert to fraction form
    37,409,518,257.75/51,624,723,923.06 = 20,261,944,966.86/x
  3. Step 3: Cross multiply
    37,409,518,257.75x = 51,624,723,923.06 × 20,261,944,966.86
  4. Step 4: Simplify right side
    37,409,518,257.75x = 1,046,017,315,058,281,349,120
  5. Step 5: Solve for x
    x = 1,046,017,315,058,281,349,120/37,409,518,257.75
  6. Step 6: Final answer
    x = 27,961,261,298.56

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1.5x scale

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.