Home / 89,666,400,582.96-123,740,192,408.52-49,021,399,636.62

Finding the Fourth Proportional to 89,666,400,582.96, 123,740,192,408.52 and 49,021,399,636.62

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Solution

The fourth proportional to 89,666,400,582.96, 123,740,192,408.52 and 49,021,399,636.62 is: 67,649,837,438.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,666,400,582.96 : 123,740,192,408.52 = 49,021,399,636.62 : x
  2. Step 2: Convert to fraction form
    89,666,400,582.96/123,740,192,408.52 = 49,021,399,636.62/x
  3. Step 3: Cross multiply
    89,666,400,582.96x = 123,740,192,408.52 × 49,021,399,636.62
  4. Step 4: Simplify right side
    89,666,400,582.96x = 6,065,917,423,170,312,208,384
  5. Step 5: Solve for x
    x = 6,065,917,423,170,312,208,384/89,666,400,582.96
  6. Step 6: Final answer
    x = 67,649,837,438.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.