Home / 100,967,963.86-139,346,861.88-58,590,858.52

Finding the Fourth Proportional to 100,967,963.86, 139,346,861.88 and 58,590,858.52

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Solution

The fourth proportional to 100,967,963.86, 139,346,861.88 and 58,590,858.52 is: 80,861,809.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,967,963.86 : 139,346,861.88 = 58,590,858.52 : x
  2. Step 2: Convert to fraction form
    100,967,963.86/139,346,861.88 = 58,590,858.52/x
  3. Step 3: Cross multiply
    100,967,963.86x = 139,346,861.88 × 58,590,858.52
  4. Step 4: Simplify right side
    100,967,963.86x = 8,164,452,269,617,061
  5. Step 5: Solve for x
    x = 8,164,452,269,617,061/100,967,963.86
  6. Step 6: Final answer
    x = 80,861,809.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.