Home / 274,518,439.74-378,695,367.85-175,294,862.10

Finding the Fourth Proportional to 274,518,439.74, 378,695,367.85 and 175,294,862.10

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Solution

The fourth proportional to 274,518,439.74, 378,695,367.85 and 175,294,862.10 is: 241,817,461.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,518,439.74 : 378,695,367.85 = 175,294,862.10 : x
  2. Step 2: Convert to fraction form
    274,518,439.74/378,695,367.85 = 175,294,862.10/x
  3. Step 3: Cross multiply
    274,518,439.74x = 378,695,367.85 × 175,294,862.10
  4. Step 4: Simplify right side
    274,518,439.74x = 66,383,352,285,174,528
  5. Step 5: Solve for x
    x = 66,383,352,285,174,528/274,518,439.74
  6. Step 6: Final answer
    x = 241,817,461.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.