Home / 77,995,806.40-116,962,216.80-26,851,499.20

Finding the Fourth Proportional to 77,995,806.40, 116,962,216.80 and 26,851,499.20

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Solution

The fourth proportional to 77,995,806.40, 116,962,216.80 and 26,851,499.20 is: 40,266,406.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,995,806.40 : 116,962,216.80 = 26,851,499.20 : x
  2. Step 2: Convert to fraction form
    77,995,806.40/116,962,216.80 = 26,851,499.20/x
  3. Step 3: Cross multiply
    77,995,806.40x = 116,962,216.80 × 26,851,499.20
  4. Step 4: Simplify right side
    77,995,806.40x = 3,140,610,870,835,426.50
  5. Step 5: Solve for x
    x = 3,140,610,870,835,426.50/77,995,806.40
  6. Step 6: Final answer
    x = 40,266,406.82

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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.