Home / 185,559,574.21-256,057,278.90-107,248,199.92

Finding the Fourth Proportional to 185,559,574.21, 256,057,278.90 and 107,248,199.92

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Solution

The fourth proportional to 185,559,574.21, 256,057,278.90 and 107,248,199.92 is: 147,993,884.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,559,574.21 : 256,057,278.90 = 107,248,199.92 : x
  2. Step 2: Convert to fraction form
    185,559,574.21/256,057,278.90 = 107,248,199.92/x
  3. Step 3: Cross multiply
    185,559,574.21x = 256,057,278.90 × 107,248,199.92
  4. Step 4: Simplify right side
    185,559,574.21x = 27,461,682,238,438,400
  5. Step 5: Solve for x
    x = 27,461,682,238,438,400/185,559,574.21
  6. Step 6: Final answer
    x = 147,993,884.74

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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.