Home / 146,991,703.80-220,487,555.70-103,153,726.20

Finding the Fourth Proportional to 146,991,703.80, 220,487,555.70 and 103,153,726.20

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Solution

The fourth proportional to 146,991,703.80, 220,487,555.70 and 103,153,726.20 is: 154,730,589.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,991,703.80 : 220,487,555.70 = 103,153,726.20 : x
  2. Step 2: Convert to fraction form
    146,991,703.80/220,487,555.70 = 103,153,726.20/x
  3. Step 3: Cross multiply
    146,991,703.80x = 220,487,555.70 × 103,153,726.20
  4. Step 4: Simplify right side
    146,991,703.80x = 22,744,112,951,185,048
  5. Step 5: Solve for x
    x = 22,744,112,951,185,048/146,991,703.80
  6. Step 6: Final answer
    x = 154,730,589.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.