Home / 77,996,566.45-107,633,946.58-43,188,509.35

Finding the Fourth Proportional to 77,996,566.45, 107,633,946.58 and 43,188,509.35

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Solution

The fourth proportional to 77,996,566.45, 107,633,946.58 and 43,188,509.35 is: 59,599,414.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,996,566.45 : 107,633,946.58 = 43,188,509.35 : x
  2. Step 2: Convert to fraction form
    77,996,566.45/107,633,946.58 = 43,188,509.35/x
  3. Step 3: Cross multiply
    77,996,566.45x = 107,633,946.58 × 43,188,509.35
  4. Step 4: Simplify right side
    77,996,566.45x = 4,648,549,708,247,731
  5. Step 5: Solve for x
    x = 4,648,549,708,247,731/77,996,566.45
  6. Step 6: Final answer
    x = 59,599,414.69

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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.