Home / 194,488,201.17-268,390,559.61-106,381,428.15

Finding the Fourth Proportional to 194,488,201.17, 268,390,559.61 and 106,381,428.15

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Solution

The fourth proportional to 194,488,201.17, 268,390,559.61 and 106,381,428.15 is: 146,804,643.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,488,201.17 : 268,390,559.61 = 106,381,428.15 : x
  2. Step 2: Convert to fraction form
    194,488,201.17/268,390,559.61 = 106,381,428.15/x
  3. Step 3: Cross multiply
    194,488,201.17x = 268,390,559.61 × 106,381,428.15
  4. Step 4: Simplify right side
    194,488,201.17x = 28,551,771,033,289,512
  5. Step 5: Solve for x
    x = 28,551,771,033,289,512/194,488,201.17
  6. Step 6: Final answer
    x = 146,804,643.48

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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.