Home / 79,119,347.29-109,183,254.13-43,837,023.70

Finding the Fourth Proportional to 79,119,347.29, 109,183,254.13 and 43,837,023.70

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Solution

The fourth proportional to 79,119,347.29, 109,183,254.13 and 43,837,023.70 is: 60,494,292.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,119,347.29 : 109,183,254.13 = 43,837,023.70 : x
  2. Step 2: Convert to fraction form
    79,119,347.29/109,183,254.13 = 43,837,023.70/x
  3. Step 3: Cross multiply
    79,119,347.29x = 109,183,254.13 × 43,837,023.70
  4. Step 4: Simplify right side
    79,119,347.29x = 4,786,268,898,939,933
  5. Step 5: Solve for x
    x = 4,786,268,898,939,933/79,119,347.29
  6. Step 6: Final answer
    x = 60,494,292.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.