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Finding the Fourth Proportional to 3,315,492,031.30, 4,973,238,046.95 and 3,315,492,031.30

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Solution

The fourth proportional to 3,315,492,031.30, 4,973,238,046.95 and 3,315,492,031.30 is: 4,973,238,046.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,492,031.30 : 4,973,238,046.95 = 3,315,492,031.30 : x
  2. Step 2: Convert to fraction form
    3,315,492,031.30/4,973,238,046.95 = 3,315,492,031.30/x
  3. Step 3: Cross multiply
    3,315,492,031.30x = 4,973,238,046.95 × 3,315,492,031.30
  4. Step 4: Simplify right side
    3,315,492,031.30x = 16,488,731,114,420,701,184
  5. Step 5: Solve for x
    x = 16,488,731,114,420,701,184/3,315,492,031.30
  6. Step 6: Final answer
    x = 4,973,238,046.95

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Double scale
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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.