Home / 366,596,730.90-549,469,943.55-148,103,621.10

Finding the Fourth Proportional to 366,596,730.90, 549,469,943.55 and 148,103,621.10

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Solution

The fourth proportional to 366,596,730.90, 549,469,943.55 and 148,103,621.10 is: 221,983,671.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,596,730.90 : 549,469,943.55 = 148,103,621.10 : x
  2. Step 2: Convert to fraction form
    366,596,730.90/549,469,943.55 = 148,103,621.10/x
  3. Step 3: Cross multiply
    366,596,730.90x = 549,469,943.55 × 148,103,621.10
  4. Step 4: Simplify right side
    366,596,730.90x = 81,378,488,325,367,584
  5. Step 5: Solve for x
    x = 81,378,488,325,367,584/366,596,730.90
  6. Step 6: Final answer
    x = 221,983,671.61

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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.