Home / 1,100,138,188.75-1,518,585,601.32-654,100,487.93

Finding the Fourth Proportional to 1,100,138,188.75, 1,518,585,601.32 and 654,100,487.93

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Solution

The fourth proportional to 1,100,138,188.75, 1,518,585,601.32 and 654,100,487.93 is: 902,893,466.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,138,188.75 : 1,518,585,601.32 = 654,100,487.93 : x
  2. Step 2: Convert to fraction form
    1,100,138,188.75/1,518,585,601.32 = 654,100,487.93/x
  3. Step 3: Cross multiply
    1,100,138,188.75x = 1,518,585,601.32 × 654,100,487.93
  4. Step 4: Simplify right side
    1,100,138,188.75x = 993,307,582,783,613,952
  5. Step 5: Solve for x
    x = 993,307,582,783,613,952/1,100,138,188.75
  6. Step 6: Final answer
    x = 902,893,466.43

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.