Home / 56,113,781.40-84,170,672.10-52,995,994.20

Finding the Fourth Proportional to 56,113,781.40, 84,170,672.10 and 52,995,994.20

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Solution

The fourth proportional to 56,113,781.40, 84,170,672.10 and 52,995,994.20 is: 79,493,991.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,113,781.40 : 84,170,672.10 = 52,995,994.20 : x
  2. Step 2: Convert to fraction form
    56,113,781.40/84,170,672.10 = 52,995,994.20/x
  3. Step 3: Cross multiply
    56,113,781.40x = 84,170,672.10 × 52,995,994.20
  4. Step 4: Simplify right side
    56,113,781.40x = 4,460,708,450,421,702
  5. Step 5: Solve for x
    x = 4,460,708,450,421,702/56,113,781.40
  6. Step 6: Final answer
    x = 79,493,991.30

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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.