Home / 216,154,563.63-324,251,777.43-70,588,887.90

Finding the Fourth Proportional to 216,154,563.63, 324,251,777.43 and 70,588,887.90

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Solution

The fourth proportional to 216,154,563.63, 324,251,777.43 and 70,588,887.90 is: 105,889,840.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,154,563.63 : 324,251,777.43 = 70,588,887.90 : x
  2. Step 2: Convert to fraction form
    216,154,563.63/324,251,777.43 = 70,588,887.90/x
  3. Step 3: Cross multiply
    216,154,563.63x = 324,251,777.43 × 70,588,887.90
  4. Step 4: Simplify right side
    216,154,563.63x = 22,888,572,368,382,024
  5. Step 5: Solve for x
    x = 22,888,572,368,382,024/216,154,563.63
  6. Step 6: Final answer
    x = 105,889,840.97

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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.