Home / 79,915,639.86-110,283,583.23-43,246,210.86

Finding the Fourth Proportional to 79,915,639.86, 110,283,583.23 and 43,246,210.86

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Solution

The fourth proportional to 79,915,639.86, 110,283,583.23 and 43,246,210.86 is: 59,679,771.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,915,639.86 : 110,283,583.23 = 43,246,210.86 : x
  2. Step 2: Convert to fraction form
    79,915,639.86/110,283,583.23 = 43,246,210.86/x
  3. Step 3: Cross multiply
    79,915,639.86x = 110,283,583.23 × 43,246,210.86
  4. Step 4: Simplify right side
    79,915,639.86x = 4,769,347,094,760,940
  5. Step 5: Solve for x
    x = 4,769,347,094,760,940/79,915,639.86
  6. Step 6: Final answer
    x = 59,679,771.11

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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.