Home / 77,971,086.23-107,566,322.96-47,014,057.49

Finding the Fourth Proportional to 77,971,086.23, 107,566,322.96 and 47,014,057.49

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Solution

The fourth proportional to 77,971,086.23, 107,566,322.96 and 47,014,057.49 is: 64,859,033.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,971,086.23 : 107,566,322.96 = 47,014,057.49 : x
  2. Step 2: Convert to fraction form
    77,971,086.23/107,566,322.96 = 47,014,057.49/x
  3. Step 3: Cross multiply
    77,971,086.23x = 107,566,322.96 × 47,014,057.49
  4. Step 4: Simplify right side
    77,971,086.23x = 5,057,129,291,209,051
  5. Step 5: Solve for x
    x = 5,057,129,291,209,051/77,971,086.23
  6. Step 6: Final answer
    x = 64,859,033.47

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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.