Home / 353,657,730.60-529,900,132.70-215,064,101.54

Finding the Fourth Proportional to 353,657,730.60, 529,900,132.70 and 215,064,101.54

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Solution

The fourth proportional to 353,657,730.60, 529,900,132.70 and 215,064,101.54 is: 322,239,516.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,657,730.60 : 529,900,132.70 = 215,064,101.54 : x
  2. Step 2: Convert to fraction form
    353,657,730.60/529,900,132.70 = 215,064,101.54/x
  3. Step 3: Cross multiply
    353,657,730.60x = 529,900,132.70 × 215,064,101.54
  4. Step 4: Simplify right side
    353,657,730.60x = 113,962,495,946,914,672
  5. Step 5: Solve for x
    x = 113,962,495,946,914,672/353,657,730.60
  6. Step 6: Final answer
    x = 322,239,516.02

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.