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Finding the Fourth Proportional to 565,518,297.10, 848,277,445.65 and 156,574,447.60

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Solution

The fourth proportional to 565,518,297.10, 848,277,445.65 and 156,574,447.60 is: 234,861,671.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,518,297.10 : 848,277,445.65 = 156,574,447.60 : x
  2. Step 2: Convert to fraction form
    565,518,297.10/848,277,445.65 = 156,574,447.60/x
  3. Step 3: Cross multiply
    565,518,297.10x = 848,277,445.65 × 156,574,447.60
  4. Step 4: Simplify right side
    565,518,297.10x = 132,818,572,464,187,760
  5. Step 5: Solve for x
    x = 132,818,572,464,187,760/565,518,297.10
  6. Step 6: Final answer
    x = 234,861,671.40

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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.