Home / 72,618,380,669.61-108,960,668,102.29-37,270,558,831.41

Finding the Fourth Proportional to 72,618,380,669.61, 108,960,668,102.29 and 37,270,558,831.41

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Solution

The fourth proportional to 72,618,380,669.61, 108,960,668,102.29 and 37,270,558,831.41 is: 55,922,824,956.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,618,380,669.61 : 108,960,668,102.29 = 37,270,558,831.41 : x
  2. Step 2: Convert to fraction form
    72,618,380,669.61/108,960,668,102.29 = 37,270,558,831.41/x
  3. Step 3: Cross multiply
    72,618,380,669.61x = 108,960,668,102.29 × 37,270,558,831.41
  4. Step 4: Simplify right side
    72,618,380,669.61x = 4,061,024,990,816,138,428,416
  5. Step 5: Solve for x
    x = 4,061,024,990,816,138,428,416/72,618,380,669.61
  6. Step 6: Final answer
    x = 55,922,824,956.57

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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.