Home / 189,239,675.40-283,747,538.70-98,540,411.40

Finding the Fourth Proportional to 189,239,675.40, 283,747,538.70 and 98,540,411.40

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Solution

The fourth proportional to 189,239,675.40, 283,747,538.70 and 98,540,411.40 is: 147,752,310.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,239,675.40 : 283,747,538.70 = 98,540,411.40 : x
  2. Step 2: Convert to fraction form
    189,239,675.40/283,747,538.70 = 98,540,411.40/x
  3. Step 3: Cross multiply
    189,239,675.40x = 283,747,538.70 × 98,540,411.40
  4. Step 4: Simplify right side
    189,239,675.40x = 27,960,599,197,235,420
  5. Step 5: Solve for x
    x = 27,960,599,197,235,420/189,239,675.40
  6. Step 6: Final answer
    x = 147,752,310.07

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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.