Home / 145,253,621.59-217,751,430.23-56,601,666.21

Finding the Fourth Proportional to 145,253,621.59, 217,751,430.23 and 56,601,666.21

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Solution

The fourth proportional to 145,253,621.59, 217,751,430.23 and 56,601,666.21 is: 84,852,230.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,253,621.59 : 217,751,430.23 = 56,601,666.21 : x
  2. Step 2: Convert to fraction form
    145,253,621.59/217,751,430.23 = 56,601,666.21/x
  3. Step 3: Cross multiply
    145,253,621.59x = 217,751,430.23 × 56,601,666.21
  4. Step 4: Simplify right side
    145,253,621.59x = 12,325,093,770,628,564
  5. Step 5: Solve for x
    x = 12,325,093,770,628,564/145,253,621.59
  6. Step 6: Final answer
    x = 84,852,230.43

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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.