Home / 479,260,312,239.24-661,400,020,861.80-265,404,202,311.24

Finding the Fourth Proportional to 479,260,312,239.24, 661,400,020,861.80 and 265,404,202,311.24

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Solution

The fourth proportional to 479,260,312,239.24, 661,400,020,861.80 and 265,404,202,311.24 is: 366,269,312,235.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,260,312,239.24 : 661,400,020,861.80 = 265,404,202,311.24 : x
  2. Step 2: Convert to fraction form
    479,260,312,239.24/661,400,020,861.80 = 265,404,202,311.24/x
  3. Step 3: Cross multiply
    479,260,312,239.24x = 661,400,020,861.80 × 265,404,202,311.24
  4. Step 4: Simplify right side
    479,260,312,239.24x = 175,538,344,945,463,527,997,440
  5. Step 5: Solve for x
    x = 175,538,344,945,463,527,997,440/479,260,312,239.24
  6. Step 6: Final answer
    x = 366,269,312,235.14

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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.