Home / 1,522,592,007.92-2,101,176,970.91-862,542,285.92

Finding the Fourth Proportional to 1,522,592,007.92, 2,101,176,970.91 and 862,542,285.92

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Solution

The fourth proportional to 1,522,592,007.92, 2,101,176,970.91 and 862,542,285.92 is: 1,190,308,354.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,592,007.92 : 2,101,176,970.91 = 862,542,285.92 : x
  2. Step 2: Convert to fraction form
    1,522,592,007.92/2,101,176,970.91 = 862,542,285.92/x
  3. Step 3: Cross multiply
    1,522,592,007.92x = 2,101,176,970.91 × 862,542,285.92
  4. Step 4: Simplify right side
    1,522,592,007.92x = 1,812,353,987,611,172,608
  5. Step 5: Solve for x
    x = 1,812,353,987,611,172,608/1,522,592,007.92
  6. Step 6: Final answer
    x = 1,190,308,354.56

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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.