Home / 173,654,643.60-260,104,051.80-105,378,253.20

Finding the Fourth Proportional to 173,654,643.60, 260,104,051.80 and 105,378,253.20

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Solution

The fourth proportional to 173,654,643.60, 260,104,051.80 and 105,378,253.20 is: 157,838,051.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,654,643.60 : 260,104,051.80 = 105,378,253.20 : x
  2. Step 2: Convert to fraction form
    173,654,643.60/260,104,051.80 = 105,378,253.20/x
  3. Step 3: Cross multiply
    173,654,643.60x = 260,104,051.80 × 105,378,253.20
  4. Step 4: Simplify right side
    173,654,643.60x = 27,409,310,628,926,316
  5. Step 5: Solve for x
    x = 27,409,310,628,926,316/173,654,643.60
  6. Step 6: Final answer
    x = 157,838,051.78

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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.