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Finding the Fourth Proportional to 277,433,234.40, 416,023,880.40 and 104,852,690.40

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Solution

The fourth proportional to 277,433,234.40, 416,023,880.40 and 104,852,690.40 is: 157,231,426.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,433,234.40 : 416,023,880.40 = 104,852,690.40 : x
  2. Step 2: Convert to fraction form
    277,433,234.40/416,023,880.40 = 104,852,690.40/x
  3. Step 3: Cross multiply
    277,433,234.40x = 416,023,880.40 × 104,852,690.40
  4. Step 4: Simplify right side
    277,433,234.40x = 43,621,223,130,587,832
  5. Step 5: Solve for x
    x = 43,621,223,130,587,832/277,433,234.40
  6. Step 6: Final answer
    x = 157,231,426.24

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1.5x scale

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.