Home / 242,154,194.88-363,358,838.24-139,989,983.52

Finding the Fourth Proportional to 242,154,194.88, 363,358,838.24 and 139,989,983.52

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Solution

The fourth proportional to 242,154,194.88, 363,358,838.24 and 139,989,983.52 is: 210,058,709.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,154,194.88 : 363,358,838.24 = 139,989,983.52 : x
  2. Step 2: Convert to fraction form
    242,154,194.88/363,358,838.24 = 139,989,983.52/x
  3. Step 3: Cross multiply
    242,154,194.88x = 363,358,838.24 × 139,989,983.52
  4. Step 4: Simplify right side
    242,154,194.88x = 50,866,597,777,063,952
  5. Step 5: Solve for x
    x = 50,866,597,777,063,952/242,154,194.88
  6. Step 6: Final answer
    x = 210,058,709.92

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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.