Home / 30,245,336,880.30-45,368,005,320.45-12,794,798,486.70

Finding the Fourth Proportional to 30,245,336,880.30, 45,368,005,320.45 and 12,794,798,486.70

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Solution

The fourth proportional to 30,245,336,880.30, 45,368,005,320.45 and 12,794,798,486.70 is: 19,192,197,730.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,245,336,880.30 : 45,368,005,320.45 = 12,794,798,486.70 : x
  2. Step 2: Convert to fraction form
    30,245,336,880.30/45,368,005,320.45 = 12,794,798,486.70/x
  3. Step 3: Cross multiply
    30,245,336,880.30x = 45,368,005,320.45 × 12,794,798,486.70
  4. Step 4: Simplify right side
    30,245,336,880.30x = 580,474,485,818,691,223,552
  5. Step 5: Solve for x
    x = 580,474,485,818,691,223,552/30,245,336,880.30
  6. Step 6: Final answer
    x = 19,192,197,730.05

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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.