Home / 457,166,435.61-630,942,018.06-256,277,568.06

Finding the Fourth Proportional to 457,166,435.61, 630,942,018.06 and 256,277,568.06

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Solution

The fourth proportional to 457,166,435.61, 630,942,018.06 and 256,277,568.06 is: 353,692,382.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,166,435.61 : 630,942,018.06 = 256,277,568.06 : x
  2. Step 2: Convert to fraction form
    457,166,435.61/630,942,018.06 = 256,277,568.06/x
  3. Step 3: Cross multiply
    457,166,435.61x = 630,942,018.06 × 256,277,568.06
  4. Step 4: Simplify right side
    457,166,435.61x = 161,696,285,975,285,376
  5. Step 5: Solve for x
    x = 161,696,285,975,285,376/457,166,435.61
  6. Step 6: Final answer
    x = 353,692,382.86

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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.