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Finding the Fourth Proportional to 310,893,670.80, 466,340,506.20 and 95,454,925.20

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Solution

The fourth proportional to 310,893,670.80, 466,340,506.20 and 95,454,925.20 is: 143,182,387.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,893,670.80 : 466,340,506.20 = 95,454,925.20 : x
  2. Step 2: Convert to fraction form
    310,893,670.80/466,340,506.20 = 95,454,925.20/x
  3. Step 3: Cross multiply
    310,893,670.80x = 466,340,506.20 × 95,454,925.20
  4. Step 4: Simplify right side
    310,893,670.80x = 44,514,498,137,051,136
  5. Step 5: Solve for x
    x = 44,514,498,137,051,136/310,893,670.80
  6. Step 6: Final answer
    x = 143,182,387.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.