Home / 565,378,886.90-847,438,474.35-220,217,798.90

Finding the Fourth Proportional to 565,378,886.90, 847,438,474.35 and 220,217,798.90

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Solution

The fourth proportional to 565,378,886.90, 847,438,474.35 and 220,217,798.90 is: 330,081,366.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,378,886.90 : 847,438,474.35 = 220,217,798.90 : x
  2. Step 2: Convert to fraction form
    565,378,886.90/847,438,474.35 = 220,217,798.90/x
  3. Step 3: Cross multiply
    565,378,886.90x = 847,438,474.35 × 220,217,798.90
  4. Step 4: Simplify right side
    565,378,886.90x = 186,621,035,524,531,104
  5. Step 5: Solve for x
    x = 186,621,035,524,531,104/565,378,886.90
  6. Step 6: Final answer
    x = 330,081,366.41

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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.