Home / 103,543,331,532.57-155,359,741,230.26-55,680,398,410.86

Finding the Fourth Proportional to 103,543,331,532.57, 155,359,741,230.26 and 55,680,398,410.86

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Solution

The fourth proportional to 103,543,331,532.57, 155,359,741,230.26 and 55,680,398,410.86 is: 83,544,658,653.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,543,331,532.57 : 155,359,741,230.26 = 55,680,398,410.86 : x
  2. Step 2: Convert to fraction form
    103,543,331,532.57/155,359,741,230.26 = 55,680,398,410.86/x
  3. Step 3: Cross multiply
    103,543,331,532.57x = 155,359,741,230.26 × 55,680,398,410.86
  4. Step 4: Simplify right side
    103,543,331,532.57x = 8,650,492,288,708,369,186,816
  5. Step 5: Solve for x
    x = 8,650,492,288,708,369,186,816/103,543,331,532.57
  6. Step 6: Final answer
    x = 83,544,658,653.25

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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.