Home / 113,444,818.60-170,209,218.30-45,336,389.80

Finding the Fourth Proportional to 113,444,818.60, 170,209,218.30 and 45,336,389.80

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Solution

The fourth proportional to 113,444,818.60, 170,209,218.30 and 45,336,389.80 is: 68,021,365.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,444,818.60 : 170,209,218.30 = 45,336,389.80 : x
  2. Step 2: Convert to fraction form
    113,444,818.60/170,209,218.30 = 45,336,389.80/x
  3. Step 3: Cross multiply
    113,444,818.60x = 170,209,218.30 × 45,336,389.80
  4. Step 4: Simplify right side
    113,444,818.60x = 7,716,671,468,402,093
  5. Step 5: Solve for x
    x = 7,716,671,468,402,093/113,444,818.60
  6. Step 6: Final answer
    x = 68,021,365.49

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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.