Home / 173,654,644.60-260,104,053.30-105,378,254.20

Finding the Fourth Proportional to 173,654,644.60, 260,104,053.30 and 105,378,254.20

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Solution

The fourth proportional to 173,654,644.60, 260,104,053.30 and 105,378,254.20 is: 157,838,053.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,654,644.60 : 260,104,053.30 = 105,378,254.20 : x
  2. Step 2: Convert to fraction form
    173,654,644.60/260,104,053.30 = 105,378,254.20/x
  3. Step 3: Cross multiply
    173,654,644.60x = 260,104,053.30 × 105,378,254.20
  4. Step 4: Simplify right side
    173,654,644.60x = 27,409,311,047,097,752
  5. Step 5: Solve for x
    x = 27,409,311,047,097,752/173,654,644.60
  6. Step 6: Final answer
    x = 157,838,053.28

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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.