Home / 251,924,074,206.16-378,155,025,913.80-108,573,846,312.40

Finding the Fourth Proportional to 251,924,074,206.16, 378,155,025,913.80 and 108,573,846,312.40

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Solution

The fourth proportional to 251,924,074,206.16, 378,155,025,913.80 and 108,573,846,312.40 is: 162,976,665,867.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,924,074,206.16 : 378,155,025,913.80 = 108,573,846,312.40 : x
  2. Step 2: Convert to fraction form
    251,924,074,206.16/378,155,025,913.80 = 108,573,846,312.40/x
  3. Step 3: Cross multiply
    251,924,074,206.16x = 378,155,025,913.80 × 108,573,846,312.40
  4. Step 4: Simplify right side
    251,924,074,206.16x = 41,057,745,665,826,557,526,016
  5. Step 5: Solve for x
    x = 41,057,745,665,826,557,526,016/251,924,074,206.16
  6. Step 6: Final answer
    x = 162,976,665,867.30

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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.