Home / 372,358,749,738.91-558,538,131,989.43-89,377,593,049.49

Finding the Fourth Proportional to 372,358,749,738.91, 558,538,131,989.43 and 89,377,593,049.49

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Solution

The fourth proportional to 372,358,749,738.91, 558,538,131,989.43 and 89,377,593,049.49 is: 134,066,391,345.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,358,749,738.91 : 558,538,131,989.43 = 89,377,593,049.49 : x
  2. Step 2: Convert to fraction form
    372,358,749,738.91/558,538,131,989.43 = 89,377,593,049.49/x
  3. Step 3: Cross multiply
    372,358,749,738.91x = 558,538,131,989.43 × 89,377,593,049.49
  4. Step 4: Simplify right side
    372,358,749,738.91x = 49,920,793,863,570,822,529,024
  5. Step 5: Solve for x
    x = 49,920,793,863,570,822,529,024/372,358,749,738.91
  6. Step 6: Final answer
    x = 134,066,391,345.91

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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.