Home / 85,482,668,486.82-128,243,701,773.10-29,585,156,715.30

Finding the Fourth Proportional to 85,482,668,486.82, 128,243,701,773.10 and 29,585,156,715.30

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Solution

The fourth proportional to 85,482,668,486.82, 128,243,701,773.10 and 29,585,156,715.30 is: 44,384,552,820.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,482,668,486.82 : 128,243,701,773.10 = 29,585,156,715.30 : x
  2. Step 2: Convert to fraction form
    85,482,668,486.82/128,243,701,773.10 = 29,585,156,715.30/x
  3. Step 3: Cross multiply
    85,482,668,486.82x = 128,243,701,773.10 × 29,585,156,715.30
  4. Step 4: Simplify right side
    85,482,668,486.82x = 3,794,110,014,707,359,809,536
  5. Step 5: Solve for x
    x = 3,794,110,014,707,359,809,536/85,482,668,486.82
  6. Step 6: Final answer
    x = 44,384,552,820.70

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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.