Home / 79,574,507.45-109,812,825.34-44,291,553.01

Finding the Fourth Proportional to 79,574,507.45, 109,812,825.34 and 44,291,553.01

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Solution

The fourth proportional to 79,574,507.45, 109,812,825.34 and 44,291,553.01 is: 61,122,345.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,574,507.45 : 109,812,825.34 = 44,291,553.01 : x
  2. Step 2: Convert to fraction form
    79,574,507.45/109,812,825.34 = 44,291,553.01/x
  3. Step 3: Cross multiply
    79,574,507.45x = 109,812,825.34 × 44,291,553.01
  4. Step 4: Simplify right side
    79,574,507.45x = 4,863,780,574,573,172
  5. Step 5: Solve for x
    x = 4,863,780,574,573,172/79,574,507.45
  6. Step 6: Final answer
    x = 61,122,345.97

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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.