Home / 437,812,235.20-604,187,952.96-239,590,953.28

Finding the Fourth Proportional to 437,812,235.20, 604,187,952.96 and 239,590,953.28

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Solution

The fourth proportional to 437,812,235.20, 604,187,952.96 and 239,590,953.28 is: 330,639,383.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,812,235.20 : 604,187,952.96 = 239,590,953.28 : x
  2. Step 2: Convert to fraction form
    437,812,235.20/604,187,952.96 = 239,590,953.28/x
  3. Step 3: Cross multiply
    437,812,235.20x = 604,187,952.96 × 239,590,953.28
  4. Step 4: Simplify right side
    437,812,235.20x = 144,757,967,609,978,208
  5. Step 5: Solve for x
    x = 144,757,967,609,978,208/437,812,235.20
  6. Step 6: Final answer
    x = 330,639,383.67

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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.