Home / 7,407,298,487.09-10,230,555,695.91-4,878,285,716.81

Finding the Fourth Proportional to 7,407,298,487.09, 10,230,555,695.91 and 4,878,285,716.81

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Solution

The fourth proportional to 7,407,298,487.09, 10,230,555,695.91 and 4,878,285,716.81 is: 6,737,621,524.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407,298,487.09 : 10,230,555,695.91 = 4,878,285,716.81 : x
  2. Step 2: Convert to fraction form
    7,407,298,487.09/10,230,555,695.91 = 4,878,285,716.81/x
  3. Step 3: Cross multiply
    7,407,298,487.09x = 10,230,555,695.91 × 4,878,285,716.81
  4. Step 4: Simplify right side
    7,407,298,487.09x = 49,907,573,726,393,008,128
  5. Step 5: Solve for x
    x = 49,907,573,726,393,008,128/7,407,298,487.09
  6. Step 6: Final answer
    x = 6,737,621,524.68

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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.