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Finding the Fourth Proportional to 330,165,801.45, 495,248,702.18 and 330,165,801.45

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Solution

The fourth proportional to 330,165,801.45, 495,248,702.18 and 330,165,801.45 is: 495,248,702.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,165,801.45 : 495,248,702.18 = 330,165,801.45 : x
  2. Step 2: Convert to fraction form
    330,165,801.45/495,248,702.18 = 330,165,801.45/x
  3. Step 3: Cross multiply
    330,165,801.45x = 495,248,702.18 × 330,165,801.45
  4. Step 4: Simplify right side
    330,165,801.45x = 163,514,184,670,681,216
  5. Step 5: Solve for x
    x = 163,514,184,670,681,216/330,165,801.45
  6. Step 6: Final answer
    x = 495,248,702.18

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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.