Home / 418,301,005.19-577,243,797.17-227,555,698.46

Finding the Fourth Proportional to 418,301,005.19, 577,243,797.17 and 227,555,698.46

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Solution

The fourth proportional to 418,301,005.19, 577,243,797.17 and 227,555,698.46 is: 314,020,558.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,301,005.19 : 577,243,797.17 = 227,555,698.46 : x
  2. Step 2: Convert to fraction form
    418,301,005.19/577,243,797.17 = 227,555,698.46/x
  3. Step 3: Cross multiply
    418,301,005.19x = 577,243,797.17 × 227,555,698.46
  4. Step 4: Simplify right side
    418,301,005.19x = 131,355,115,442,697,920
  5. Step 5: Solve for x
    x = 131,355,115,442,697,920/418,301,005.19
  6. Step 6: Final answer
    x = 314,020,558.91

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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.