Home / 106,825,641.30-160,216,039.08-30,130,733.43

Finding the Fourth Proportional to 106,825,641.30, 160,216,039.08 and 30,130,733.43

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Solution

The fourth proportional to 106,825,641.30, 160,216,039.08 and 30,130,733.43 is: 45,189,775.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,825,641.30 : 160,216,039.08 = 30,130,733.43 : x
  2. Step 2: Convert to fraction form
    106,825,641.30/160,216,039.08 = 30,130,733.43/x
  3. Step 3: Cross multiply
    106,825,641.30x = 160,216,039.08 × 30,130,733.43
  4. Step 4: Simplify right side
    106,825,641.30x = 4,827,426,764,729,943
  5. Step 5: Solve for x
    x = 4,827,426,764,729,943/106,825,641.30
  6. Step 6: Final answer
    x = 45,189,775.66

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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.