Home / 155,543,016,489.67-214,683,894,007.21-94,562,426,121.20

Finding the Fourth Proportional to 155,543,016,489.67, 214,683,894,007.21 and 94,562,426,121.20

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Solution

The fourth proportional to 155,543,016,489.67, 214,683,894,007.21 and 94,562,426,121.20 is: 130,517,141,332.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,543,016,489.67 : 214,683,894,007.21 = 94,562,426,121.20 : x
  2. Step 2: Convert to fraction form
    155,543,016,489.67/214,683,894,007.21 = 94,562,426,121.20/x
  3. Step 3: Cross multiply
    155,543,016,489.67x = 214,683,894,007.21 × 94,562,426,121.20
  4. Step 4: Simplify right side
    155,543,016,489.67x = 20,301,029,866,467,254,861,824
  5. Step 5: Solve for x
    x = 20,301,029,866,467,254,861,824/155,543,016,489.67
  6. Step 6: Final answer
    x = 130,517,141,332.51

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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.