Home / 107,810,826.80-161,716,240.20-31,136,356.40

Finding the Fourth Proportional to 107,810,826.80, 161,716,240.20 and 31,136,356.40

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Solution

The fourth proportional to 107,810,826.80, 161,716,240.20 and 31,136,356.40 is: 46,704,534.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,810,826.80 : 161,716,240.20 = 31,136,356.40 : x
  2. Step 2: Convert to fraction form
    107,810,826.80/161,716,240.20 = 31,136,356.40/x
  3. Step 3: Cross multiply
    107,810,826.80x = 161,716,240.20 × 31,136,356.40
  4. Step 4: Simplify right side
    107,810,826.80x = 5,035,254,490,535,207
  5. Step 5: Solve for x
    x = 5,035,254,490,535,207/107,810,826.80
  6. Step 6: Final answer
    x = 46,704,534.60

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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.