Home / 364,138,220.40-546,207,330.60-253,173,339.60

Finding the Fourth Proportional to 364,138,220.40, 546,207,330.60 and 253,173,339.60

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Solution

The fourth proportional to 364,138,220.40, 546,207,330.60 and 253,173,339.60 is: 379,760,009.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,138,220.40 : 546,207,330.60 = 253,173,339.60 : x
  2. Step 2: Convert to fraction form
    364,138,220.40/546,207,330.60 = 253,173,339.60/x
  3. Step 3: Cross multiply
    364,138,220.40x = 546,207,330.60 × 253,173,339.60
  4. Step 4: Simplify right side
    364,138,220.40x = 138,285,134,002,003,280
  5. Step 5: Solve for x
    x = 138,285,134,002,003,280/364,138,220.40
  6. Step 6: Final answer
    x = 379,760,009.40

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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.