Home / 98,658,755.75-147,920,871.21-50,042,864.76

Finding the Fourth Proportional to 98,658,755.75, 147,920,871.21 and 50,042,864.76

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Solution

The fourth proportional to 98,658,755.75, 147,920,871.21 and 50,042,864.76 is: 75,030,179.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,658,755.75 : 147,920,871.21 = 50,042,864.76 : x
  2. Step 2: Convert to fraction form
    98,658,755.75/147,920,871.21 = 50,042,864.76/x
  3. Step 3: Cross multiply
    98,658,755.75x = 147,920,871.21 × 50,042,864.76
  4. Step 4: Simplify right side
    98,658,755.75x = 7,402,384,153,143,408
  5. Step 5: Solve for x
    x = 7,402,384,153,143,408/98,658,755.75
  6. Step 6: Final answer
    x = 75,030,179.50

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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.