Home / 75,018,511.80-112,456,908.90-44,336,651.40

Finding the Fourth Proportional to 75,018,511.80, 112,456,908.90 and 44,336,651.40

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Solution

The fourth proportional to 75,018,511.80, 112,456,908.90 and 44,336,651.40 is: 66,463,098.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,018,511.80 : 112,456,908.90 = 44,336,651.40 : x
  2. Step 2: Convert to fraction form
    75,018,511.80/112,456,908.90 = 44,336,651.40/x
  3. Step 3: Cross multiply
    75,018,511.80x = 112,456,908.90 × 44,336,651.40
  4. Step 4: Simplify right side
    75,018,511.80x = 4,985,962,767,420,858
  5. Step 5: Solve for x
    x = 4,985,962,767,420,858/75,018,511.80
  6. Step 6: Final answer
    x = 66,463,098.88

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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.