Home / 216,154,541.22-324,251,743.83-70,588,865.52

Finding the Fourth Proportional to 216,154,541.22, 324,251,743.83 and 70,588,865.52

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Solution

The fourth proportional to 216,154,541.22, 324,251,743.83 and 70,588,865.52 is: 105,889,807.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,154,541.22 : 324,251,743.83 = 70,588,865.52 : x
  2. Step 2: Convert to fraction form
    216,154,541.22/324,251,743.83 = 70,588,865.52/x
  3. Step 3: Cross multiply
    216,154,541.22x = 324,251,743.83 × 70,588,865.52
  4. Step 4: Simplify right side
    216,154,541.22x = 22,888,562,737,867,156
  5. Step 5: Solve for x
    x = 22,888,562,737,867,156/216,154,541.22
  6. Step 6: Final answer
    x = 105,889,807.40

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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.