Home / 143,727,144.48-216,040,783.37-94,857,080.81

Finding the Fourth Proportional to 143,727,144.48, 216,040,783.37 and 94,857,080.81

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Solution

The fourth proportional to 143,727,144.48, 216,040,783.37 and 94,857,080.81 is: 142,582,656.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,727,144.48 : 216,040,783.37 = 94,857,080.81 : x
  2. Step 2: Convert to fraction form
    143,727,144.48/216,040,783.37 = 94,857,080.81/x
  3. Step 3: Cross multiply
    143,727,144.48x = 216,040,783.37 × 94,857,080.81
  4. Step 4: Simplify right side
    143,727,144.48x = 20,492,998,044,829,308
  5. Step 5: Solve for x
    x = 20,492,998,044,829,308/143,727,144.48
  6. Step 6: Final answer
    x = 142,582,656.32

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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.