Home / 236,196,312.90-354,294,469.35-220,890,812.10

Finding the Fourth Proportional to 236,196,312.90, 354,294,469.35 and 220,890,812.10

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Solution

The fourth proportional to 236,196,312.90, 354,294,469.35 and 220,890,812.10 is: 331,336,218.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,312.90 : 354,294,469.35 = 220,890,812.10 : x
  2. Step 2: Convert to fraction form
    236,196,312.90/354,294,469.35 = 220,890,812.10/x
  3. Step 3: Cross multiply
    236,196,312.90x = 354,294,469.35 × 220,890,812.10
  4. Step 4: Simplify right side
    236,196,312.90x = 78,260,393,057,260,064
  5. Step 5: Solve for x
    x = 78,260,393,057,260,064/236,196,312.90
  6. Step 6: Final answer
    x = 331,336,218.15

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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.