Home / 216,154,563.13-324,251,776.68-70,588,887.40

Finding the Fourth Proportional to 216,154,563.13, 324,251,776.68 and 70,588,887.40

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Solution

The fourth proportional to 216,154,563.13, 324,251,776.68 and 70,588,887.40 is: 105,889,840.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,154,563.13 : 324,251,776.68 = 70,588,887.40 : x
  2. Step 2: Convert to fraction form
    216,154,563.13/324,251,776.68 = 70,588,887.40/x
  3. Step 3: Cross multiply
    216,154,563.13x = 324,251,776.68 × 70,588,887.40
  4. Step 4: Simplify right side
    216,154,563.13x = 22,888,572,153,314,468
  5. Step 5: Solve for x
    x = 22,888,572,153,314,468/216,154,563.13
  6. Step 6: Final answer
    x = 105,889,840.22

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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.