Home / 180,478,834.32-270,728,749.08-51,075,618.96

Finding the Fourth Proportional to 180,478,834.32, 270,728,749.08 and 51,075,618.96

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Solution

The fourth proportional to 180,478,834.32, 270,728,749.08 and 51,075,618.96 is: 76,616,399.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,478,834.32 : 270,728,749.08 = 51,075,618.96 : x
  2. Step 2: Convert to fraction form
    180,478,834.32/270,728,749.08 = 51,075,618.96/x
  3. Step 3: Cross multiply
    180,478,834.32x = 270,728,749.08 × 51,075,618.96
  4. Step 4: Simplify right side
    180,478,834.32x = 13,827,638,429,527,530
  5. Step 5: Solve for x
    x = 13,827,638,429,527,530/180,478,834.32
  6. Step 6: Final answer
    x = 76,616,399.27

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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.