Home / 139,048,133,474.43-208,292,936,767.99-63,397,220,644.53

Finding the Fourth Proportional to 139,048,133,474.43, 208,292,936,767.99 and 63,397,220,644.53

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Solution

The fourth proportional to 139,048,133,474.43, 208,292,936,767.99 and 63,397,220,644.53 is: 94,968,504,366.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,048,133,474.43 : 208,292,936,767.99 = 63,397,220,644.53 : x
  2. Step 2: Convert to fraction form
    139,048,133,474.43/208,292,936,767.99 = 63,397,220,644.53/x
  3. Step 3: Cross multiply
    139,048,133,474.43x = 208,292,936,767.99 × 63,397,220,644.53
  4. Step 4: Simplify right side
    139,048,133,474.43x = 13,205,193,270,977,397,522,432
  5. Step 5: Solve for x
    x = 13,205,193,270,977,397,522,432/139,048,133,474.43
  6. Step 6: Final answer
    x = 94,968,504,366.19

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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.