Home / 417,417,799.84-576,082,606.08-238,818,281.92

Finding the Fourth Proportional to 417,417,799.84, 576,082,606.08 and 238,818,281.92

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Solution

The fourth proportional to 417,417,799.84, 576,082,606.08 and 238,818,281.92 is: 329,595,571.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,417,799.84 : 576,082,606.08 = 238,818,281.92 : x
  2. Step 2: Convert to fraction form
    417,417,799.84/576,082,606.08 = 238,818,281.92/x
  3. Step 3: Cross multiply
    417,417,799.84x = 576,082,606.08 × 238,818,281.92
  4. Step 4: Simplify right side
    417,417,799.84x = 137,579,058,228,021,744
  5. Step 5: Solve for x
    x = 137,579,058,228,021,744/417,417,799.84
  6. Step 6: Final answer
    x = 329,595,571.35

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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.