Home / 366,979,271.90-550,468,907.85-203,720,596.70

Finding the Fourth Proportional to 366,979,271.90, 550,468,907.85 and 203,720,596.70

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Solution

The fourth proportional to 366,979,271.90, 550,468,907.85 and 203,720,596.70 is: 305,580,895.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,979,271.90 : 550,468,907.85 = 203,720,596.70 : x
  2. Step 2: Convert to fraction form
    366,979,271.90/550,468,907.85 = 203,720,596.70/x
  3. Step 3: Cross multiply
    366,979,271.90x = 550,468,907.85 × 203,720,596.70
  4. Step 4: Simplify right side
    366,979,271.90x = 112,141,854,371,999,312
  5. Step 5: Solve for x
    x = 112,141,854,371,999,312/366,979,271.90
  6. Step 6: Final answer
    x = 305,580,895.05

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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.