Home / 352,357,630.40-528,536,445.60-97,055,998.40

Finding the Fourth Proportional to 352,357,630.40, 528,536,445.60 and 97,055,998.40

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Solution

The fourth proportional to 352,357,630.40, 528,536,445.60 and 97,055,998.40 is: 145,583,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,357,630.40 : 528,536,445.60 = 97,055,998.40 : x
  2. Step 2: Convert to fraction form
    352,357,630.40/528,536,445.60 = 97,055,998.40/x
  3. Step 3: Cross multiply
    352,357,630.40x = 528,536,445.60 × 97,055,998.40
  4. Step 4: Simplify right side
    352,357,630.40x = 51,297,632,418,495,296
  5. Step 5: Solve for x
    x = 51,297,632,418,495,296/352,357,630.40
  6. Step 6: Final answer
    x = 145,583,997.60

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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.