Home / 56,148,001.60-84,222,002.40-30,638,833.60

Finding the Fourth Proportional to 56,148,001.60, 84,222,002.40 and 30,638,833.60

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Solution

The fourth proportional to 56,148,001.60, 84,222,002.40 and 30,638,833.60 is: 45,958,250.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,148,001.60 : 84,222,002.40 = 30,638,833.60 : x
  2. Step 2: Convert to fraction form
    56,148,001.60/84,222,002.40 = 30,638,833.60/x
  3. Step 3: Cross multiply
    56,148,001.60x = 84,222,002.40 × 30,638,833.60
  4. Step 4: Simplify right side
    56,148,001.60x = 2,580,463,916,992,401
  5. Step 5: Solve for x
    x = 2,580,463,916,992,401/56,148,001.60
  6. Step 6: Final answer
    x = 45,958,250.40

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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.