Home / 85,671,309,226.08-118,229,277,783.84-47,611,120,386.72

Finding the Fourth Proportional to 85,671,309,226.08, 118,229,277,783.84 and 47,611,120,386.72

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Solution

The fourth proportional to 85,671,309,226.08, 118,229,277,783.84 and 47,611,120,386.72 is: 65,704,941,696.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,671,309,226.08 : 118,229,277,783.84 = 47,611,120,386.72 : x
  2. Step 2: Convert to fraction form
    85,671,309,226.08/118,229,277,783.84 = 47,611,120,386.72/x
  3. Step 3: Cross multiply
    85,671,309,226.08x = 118,229,277,783.84 × 47,611,120,386.72
  4. Step 4: Simplify right side
    85,671,309,226.08x = 5,629,028,377,801,366,962,176
  5. Step 5: Solve for x
    x = 5,629,028,377,801,366,962,176/85,671,309,226.08
  6. Step 6: Final answer
    x = 65,704,941,696.95

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Find fourth proportional to 85,671,309,227.08, 118,229,277,785.22 and 47,611,120,387.72
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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.