Home / 56,710,975.60-85,066,463.40-27,970,879.60

Finding the Fourth Proportional to 56,710,975.60, 85,066,463.40 and 27,970,879.60

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Solution

The fourth proportional to 56,710,975.60, 85,066,463.40 and 27,970,879.60 is: 41,956,319.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,710,975.60 : 85,066,463.40 = 27,970,879.60 : x
  2. Step 2: Convert to fraction form
    56,710,975.60/85,066,463.40 = 27,970,879.60/x
  3. Step 3: Cross multiply
    56,710,975.60x = 85,066,463.40 × 27,970,879.60
  4. Step 4: Simplify right side
    56,710,975.60x = 2,379,383,805,759,207
  5. Step 5: Solve for x
    x = 2,379,383,805,759,207/56,710,975.60
  6. Step 6: Final answer
    x = 41,956,319.40

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Double scale
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Similar ratio
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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.