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Finding the Fourth Proportional to 594,413,781.60, 891,620,672.40 and 157,713,621.60

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Solution

The fourth proportional to 594,413,781.60, 891,620,672.40 and 157,713,621.60 is: 236,570,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,413,781.60 : 891,620,672.40 = 157,713,621.60 : x
  2. Step 2: Convert to fraction form
    594,413,781.60/891,620,672.40 = 157,713,621.60/x
  3. Step 3: Cross multiply
    594,413,781.60x = 891,620,672.40 × 157,713,621.60
  4. Step 4: Simplify right side
    594,413,781.60x = 140,620,725,337,631,152
  5. Step 5: Solve for x
    x = 140,620,725,337,631,152/594,413,781.60
  6. Step 6: Final answer
    x = 236,570,432.40

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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.