Home / 388,134,370,688.52-582,213,416,673.20-133,160,177,582.40

Finding the Fourth Proportional to 388,134,370,688.52, 582,213,416,673.20 and 133,160,177,582.40

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Solution

The fourth proportional to 388,134,370,688.52, 582,213,416,673.20 and 133,160,177,582.40 is: 199,744,335,492.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,134,370,688.52 : 582,213,416,673.20 = 133,160,177,582.40 : x
  2. Step 2: Convert to fraction form
    388,134,370,688.52/582,213,416,673.20 = 133,160,177,582.40/x
  3. Step 3: Cross multiply
    388,134,370,688.52x = 582,213,416,673.20 × 133,160,177,582.40
  4. Step 4: Simplify right side
    388,134,370,688.52x = 77,527,641,955,059,143,540,736
  5. Step 5: Solve for x
    x = 77,527,641,955,059,143,540,736/388,134,370,688.52
  6. Step 6: Final answer
    x = 199,744,335,492.71

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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.