Home / 217,529,732.32-299,619,189.16-167,197,700.50

Finding the Fourth Proportional to 217,529,732.32, 299,619,189.16 and 167,197,700.50

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Solution

The fourth proportional to 217,529,732.32, 299,619,189.16 and 167,197,700.50 is: 230,293,297.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,529,732.32 : 299,619,189.16 = 167,197,700.50 : x
  2. Step 2: Convert to fraction form
    217,529,732.32/299,619,189.16 = 167,197,700.50/x
  3. Step 3: Cross multiply
    217,529,732.32x = 299,619,189.16 × 167,197,700.50
  4. Step 4: Simplify right side
    217,529,732.32x = 50,095,639,453,226,528
  5. Step 5: Solve for x
    x = 50,095,639,453,226,528/217,529,732.32
  6. Step 6: Final answer
    x = 230,293,297.93

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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.