Home / 216,219,657,824.54-324,102,452,471.33-72,748,876,811.71

Finding the Fourth Proportional to 216,219,657,824.54, 324,102,452,471.33 and 72,748,876,811.71

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Solution

The fourth proportional to 216,219,657,824.54, 324,102,452,471.33 and 72,748,876,811.71 is: 109,046,927,677.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,219,657,824.54 : 324,102,452,471.33 = 72,748,876,811.71 : x
  2. Step 2: Convert to fraction form
    216,219,657,824.54/324,102,452,471.33 = 72,748,876,811.71/x
  3. Step 3: Cross multiply
    216,219,657,824.54x = 324,102,452,471.33 × 72,748,876,811.71
  4. Step 4: Simplify right side
    216,219,657,824.54x = 23,578,089,389,209,883,246,592
  5. Step 5: Solve for x
    x = 23,578,089,389,209,883,246,592/216,219,657,824.54
  6. Step 6: Final answer
    x = 109,046,927,677.33

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1.5x scale

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.