Home / 541,503,428.64-747,320,977.08-306,595,484.16

Finding the Fourth Proportional to 541,503,428.64, 747,320,977.08 and 306,595,484.16

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Solution

The fourth proportional to 541,503,428.64, 747,320,977.08 and 306,595,484.16 is: 423,127,952.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,503,428.64 : 747,320,977.08 = 306,595,484.16 : x
  2. Step 2: Convert to fraction form
    541,503,428.64/747,320,977.08 = 306,595,484.16/x
  3. Step 3: Cross multiply
    541,503,428.64x = 747,320,977.08 × 306,595,484.16
  4. Step 4: Simplify right side
    541,503,428.64x = 229,125,236,790,766,880
  5. Step 5: Solve for x
    x = 229,125,236,790,766,880/541,503,428.64
  6. Step 6: Final answer
    x = 423,127,952.05

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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.