Home / 366,979,271.40-550,468,907.10-203,720,596.20

Finding the Fourth Proportional to 366,979,271.40, 550,468,907.10 and 203,720,596.20

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Solution

The fourth proportional to 366,979,271.40, 550,468,907.10 and 203,720,596.20 is: 305,580,894.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,979,271.40 : 550,468,907.10 = 203,720,596.20 : x
  2. Step 2: Convert to fraction form
    366,979,271.40/550,468,907.10 = 203,720,596.20/x
  3. Step 3: Cross multiply
    366,979,271.40x = 550,468,907.10 × 203,720,596.20
  4. Step 4: Simplify right side
    366,979,271.40x = 112,141,853,943,974,416
  5. Step 5: Solve for x
    x = 112,141,853,943,974,416/366,979,271.40
  6. Step 6: Final answer
    x = 305,580,894.30

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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.