Home / 45,785,088,043.20-68,677,632,064.80-38,438,447,659.20

Finding the Fourth Proportional to 45,785,088,043.20, 68,677,632,064.80 and 38,438,447,659.20

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Solution

The fourth proportional to 45,785,088,043.20, 68,677,632,064.80 and 38,438,447,659.20 is: 57,657,671,488.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,785,088,043.20 : 68,677,632,064.80 = 38,438,447,659.20 : x
  2. Step 2: Convert to fraction form
    45,785,088,043.20/68,677,632,064.80 = 38,438,447,659.20/x
  3. Step 3: Cross multiply
    45,785,088,043.20x = 68,677,632,064.80 × 38,438,447,659.20
  4. Step 4: Simplify right side
    45,785,088,043.20x = 2,639,861,565,480,610,299,904
  5. Step 5: Solve for x
    x = 2,639,861,565,480,610,299,904/45,785,088,043.20
  6. Step 6: Final answer
    x = 57,657,671,488.80

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1.5x scale

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.