Home / 705,414,025.42-972,035,719.05-545,673,701.05

Finding the Fourth Proportional to 705,414,025.42, 972,035,719.05 and 545,673,701.05

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Solution

The fourth proportional to 705,414,025.42, 972,035,719.05 and 545,673,701.05 is: 751,919,169.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,414,025.42 : 972,035,719.05 = 545,673,701.05 : x
  2. Step 2: Convert to fraction form
    705,414,025.42/972,035,719.05 = 545,673,701.05/x
  3. Step 3: Cross multiply
    705,414,025.42x = 972,035,719.05 × 545,673,701.05
  4. Step 4: Simplify right side
    705,414,025.42x = 530,414,328,366,811,392
  5. Step 5: Solve for x
    x = 530,414,328,366,811,392/705,414,025.42
  6. Step 6: Final answer
    x = 751,919,169.81

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Double scale
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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.