Home / 59,185,543,531.71-81,743,466,480.19-40,121,549,819.25

Finding the Fourth Proportional to 59,185,543,531.71, 81,743,466,480.19 and 40,121,549,819.25

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Solution

The fourth proportional to 59,185,543,531.71, 81,743,466,480.19 and 40,121,549,819.25 is: 55,413,439,956.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,185,543,531.71 : 81,743,466,480.19 = 40,121,549,819.25 : x
  2. Step 2: Convert to fraction form
    59,185,543,531.71/81,743,466,480.19 = 40,121,549,819.25/x
  3. Step 3: Cross multiply
    59,185,543,531.71x = 81,743,466,480.19 × 40,121,549,819.25
  4. Step 4: Simplify right side
    59,185,543,531.71x = 3,279,674,562,782,811,914,240
  5. Step 5: Solve for x
    x = 3,279,674,562,782,811,914,240/59,185,543,531.71
  6. Step 6: Final answer
    x = 55,413,439,956.42

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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.