Home / 216,605,471.04-324,876,247.20-63,210,340.80

Finding the Fourth Proportional to 216,605,471.04, 324,876,247.20 and 63,210,340.80

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Solution

The fourth proportional to 216,605,471.04, 324,876,247.20 and 63,210,340.80 is: 94,806,184.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,605,471.04 : 324,876,247.20 = 63,210,340.80 : x
  2. Step 2: Convert to fraction form
    216,605,471.04/324,876,247.20 = 63,210,340.80/x
  3. Step 3: Cross multiply
    216,605,471.04x = 324,876,247.20 × 63,210,340.80
  4. Step 4: Simplify right side
    216,605,471.04x = 20,535,538,303,337,044
  5. Step 5: Solve for x
    x = 20,535,538,303,337,044/216,605,471.04
  6. Step 6: Final answer
    x = 94,806,184.74

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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.