Home / 197,368,364.65-272,357,552.67-108,043,028.72

Finding the Fourth Proportional to 197,368,364.65, 272,357,552.67 and 108,043,028.72

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Solution

The fourth proportional to 197,368,364.65, 272,357,552.67 and 108,043,028.72 is: 149,093,472.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,368,364.65 : 272,357,552.67 = 108,043,028.72 : x
  2. Step 2: Convert to fraction form
    197,368,364.65/272,357,552.67 = 108,043,028.72/x
  3. Step 3: Cross multiply
    197,368,364.65x = 272,357,552.67 × 108,043,028.72
  4. Step 4: Simplify right side
    197,368,364.65x = 29,426,334,886,191,948
  5. Step 5: Solve for x
    x = 29,426,334,886,191,948/197,368,364.65
  6. Step 6: Final answer
    x = 149,093,472.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.