Home / 5,432,508,015.60-8,148,762,023.40-5,279,453,007.60

Finding the Fourth Proportional to 5,432,508,015.60, 8,148,762,023.40 and 5,279,453,007.60

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Solution

The fourth proportional to 5,432,508,015.60, 8,148,762,023.40 and 5,279,453,007.60 is: 7,919,179,511.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,508,015.60 : 8,148,762,023.40 = 5,279,453,007.60 : x
  2. Step 2: Convert to fraction form
    5,432,508,015.60/8,148,762,023.40 = 5,279,453,007.60/x
  3. Step 3: Cross multiply
    5,432,508,015.60x = 8,148,762,023.40 × 5,279,453,007.60
  4. Step 4: Simplify right side
    5,432,508,015.60x = 43,021,006,172,655,796,224
  5. Step 5: Solve for x
    x = 43,021,006,172,655,796,224/5,432,508,015.60
  6. Step 6: Final answer
    x = 7,919,179,511.40

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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.