Home / 236,196,644.40-354,294,966.60-220,891,143.60

Finding the Fourth Proportional to 236,196,644.40, 354,294,966.60 and 220,891,143.60

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Solution

The fourth proportional to 236,196,644.40, 354,294,966.60 and 220,891,143.60 is: 331,336,715.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,644.40 : 354,294,966.60 = 220,891,143.60 : x
  2. Step 2: Convert to fraction form
    236,196,644.40/354,294,966.60 = 220,891,143.60/x
  3. Step 3: Cross multiply
    236,196,644.40x = 354,294,966.60 × 220,891,143.60
  4. Step 4: Simplify right side
    236,196,644.40x = 78,260,620,343,997,808
  5. Step 5: Solve for x
    x = 78,260,620,343,997,808/236,196,644.40
  6. Step 6: Final answer
    x = 331,336,715.40

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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.