Home / 81,483,444,074.20-112,447,158,229.48-45,353,701,137.12

Finding the Fourth Proportional to 81,483,444,074.20, 112,447,158,229.48 and 45,353,701,137.12

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Solution

The fourth proportional to 81,483,444,074.20, 112,447,158,229.48 and 45,353,701,137.12 is: 62,588,110,578.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,483,444,074.20 : 112,447,158,229.48 = 45,353,701,137.12 : x
  2. Step 2: Convert to fraction form
    81,483,444,074.20/112,447,158,229.48 = 45,353,701,137.12/x
  3. Step 3: Cross multiply
    81,483,444,074.20x = 112,447,158,229.48 × 45,353,701,137.12
  4. Step 4: Simplify right side
    81,483,444,074.20x = 5,099,894,808,058,280,280,064
  5. Step 5: Solve for x
    x = 5,099,894,808,058,280,280,064/81,483,444,074.20
  6. Step 6: Final answer
    x = 62,588,110,578.81

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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.