Home / 112,502,624,292.96-155,183,002,078.04-66,744,503,718.56

Finding the Fourth Proportional to 112,502,624,292.96, 155,183,002,078.04 and 66,744,503,718.56

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Solution

The fourth proportional to 112,502,624,292.96, 155,183,002,078.04 and 66,744,503,718.56 is: 92,065,518,687.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,502,624,292.96 : 155,183,002,078.04 = 66,744,503,718.56 : x
  2. Step 2: Convert to fraction form
    112,502,624,292.96/155,183,002,078.04 = 66,744,503,718.56/x
  3. Step 3: Cross multiply
    112,502,624,292.96x = 155,183,002,078.04 × 66,744,503,718.56
  4. Step 4: Simplify right side
    112,502,624,292.96x = 10,357,612,459,255,046,078,464
  5. Step 5: Solve for x
    x = 10,357,612,459,255,046,078,464/112,502,624,292.96
  6. Step 6: Final answer
    x = 92,065,518,687.67

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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.