Home / 213,097,207.60-319,539,523.20-97,951,657.60

Finding the Fourth Proportional to 213,097,207.60, 319,539,523.20 and 97,951,657.60

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Solution

The fourth proportional to 213,097,207.60, 319,539,523.20 and 97,951,657.60 is: 146,878,630.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,097,207.60 : 319,539,523.20 = 97,951,657.60 : x
  2. Step 2: Convert to fraction form
    213,097,207.60/319,539,523.20 = 97,951,657.60/x
  3. Step 3: Cross multiply
    213,097,207.60x = 319,539,523.20 × 97,951,657.60
  4. Step 4: Simplify right side
    213,097,207.60x = 31,299,425,966,153,652
  5. Step 5: Solve for x
    x = 31,299,425,966,153,652/213,097,207.60
  6. Step 6: Final answer
    x = 146,878,630.27

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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.