Home / 13,280,331,230.75-19,923,990,818.49-4,772,573,509.48

Finding the Fourth Proportional to 13,280,331,230.75, 19,923,990,818.49 and 4,772,573,509.48

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Solution

The fourth proportional to 13,280,331,230.75, 19,923,990,818.49 and 4,772,573,509.48 is: 7,160,115,898.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,280,331,230.75 : 19,923,990,818.49 = 4,772,573,509.48 : x
  2. Step 2: Convert to fraction form
    13,280,331,230.75/19,923,990,818.49 = 4,772,573,509.48/x
  3. Step 3: Cross multiply
    13,280,331,230.75x = 19,923,990,818.49 × 4,772,573,509.48
  4. Step 4: Simplify right side
    13,280,331,230.75x = 95,088,710,783,398,313,984
  5. Step 5: Solve for x
    x = 95,088,710,783,398,313,984/13,280,331,230.75
  6. Step 6: Final answer
    x = 7,160,115,898.56

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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.