Home / 194,852,148.45-268,895,942.51-116,535,689.38

Finding the Fourth Proportional to 194,852,148.45, 268,895,942.51 and 116,535,689.38

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Solution

The fourth proportional to 194,852,148.45, 268,895,942.51 and 116,535,689.38 is: 160,819,237.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,852,148.45 : 268,895,942.51 = 116,535,689.38 : x
  2. Step 2: Convert to fraction form
    194,852,148.45/268,895,942.51 = 116,535,689.38/x
  3. Step 3: Cross multiply
    194,852,148.45x = 268,895,942.51 × 116,535,689.38
  4. Step 4: Simplify right side
    194,852,148.45x = 31,335,974,031,887,696
  5. Step 5: Solve for x
    x = 31,335,974,031,887,696/194,852,148.45
  6. Step 6: Final answer
    x = 160,819,237.98

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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.