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Finding the Fourth Proportional to 117,710,328,045.15, 176,565,492,067.72 and 117,710,328,045.15

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Solution

The fourth proportional to 117,710,328,045.15, 176,565,492,067.72 and 117,710,328,045.15 is: 176,565,492,067.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,710,328,045.15 : 176,565,492,067.72 = 117,710,328,045.15 : x
  2. Step 2: Convert to fraction form
    117,710,328,045.15/176,565,492,067.72 = 117,710,328,045.15/x
  3. Step 3: Cross multiply
    117,710,328,045.15x = 176,565,492,067.72 × 117,710,328,045.15
  4. Step 4: Simplify right side
    117,710,328,045.15x = 20,783,581,992,744,648,704,000
  5. Step 5: Solve for x
    x = 20,783,581,992,744,648,704,000/117,710,328,045.15
  6. Step 6: Final answer
    x = 176,565,492,067.72

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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.