Home / 173,819,939.60-260,351,995.80-105,543,549.20

Finding the Fourth Proportional to 173,819,939.60, 260,351,995.80 and 105,543,549.20

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Solution

The fourth proportional to 173,819,939.60, 260,351,995.80 and 105,543,549.20 is: 158,085,854.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,819,939.60 : 260,351,995.80 = 105,543,549.20 : x
  2. Step 2: Convert to fraction form
    173,819,939.60/260,351,995.80 = 105,543,549.20/x
  3. Step 3: Cross multiply
    173,819,939.60x = 260,351,995.80 × 105,543,549.20
  4. Step 4: Simplify right side
    173,819,939.60x = 27,478,473,678,035,496
  5. Step 5: Solve for x
    x = 27,478,473,678,035,496/173,819,939.60
  6. Step 6: Final answer
    x = 158,085,854.48

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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.