Home / 65,529,160,540.56-90,429,597,749.16-35,454,985,209.36

Finding the Fourth Proportional to 65,529,160,540.56, 90,429,597,749.16 and 35,454,985,209.36

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Solution

The fourth proportional to 65,529,160,540.56, 90,429,597,749.16 and 35,454,985,209.36 is: 48,927,531,258.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,529,160,540.56 : 90,429,597,749.16 = 35,454,985,209.36 : x
  2. Step 2: Convert to fraction form
    65,529,160,540.56/90,429,597,749.16 = 35,454,985,209.36/x
  3. Step 3: Cross multiply
    65,529,160,540.56x = 90,429,597,749.16 × 35,454,985,209.36
  4. Step 4: Simplify right side
    65,529,160,540.56x = 3,206,180,050,684,842,344,448
  5. Step 5: Solve for x
    x = 3,206,180,050,684,842,344,448/65,529,160,540.56
  6. Step 6: Final answer
    x = 48,927,531,258.40

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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.