Home / 114,946,655.60-172,467,222.60-42,198,287.60

Finding the Fourth Proportional to 114,946,655.60, 172,467,222.60 and 42,198,287.60

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Solution

The fourth proportional to 114,946,655.60, 172,467,222.60 and 42,198,287.60 is: 63,314,773.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,946,655.60 : 172,467,222.60 = 42,198,287.60 : x
  2. Step 2: Convert to fraction form
    114,946,655.60/172,467,222.60 = 42,198,287.60/x
  3. Step 3: Cross multiply
    114,946,655.60x = 172,467,222.60 × 42,198,287.60
  4. Step 4: Simplify right side
    114,946,655.60x = 7,277,821,460,848,020
  5. Step 5: Solve for x
    x = 7,277,821,460,848,020/114,946,655.60
  6. Step 6: Final answer
    x = 63,314,773.47

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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.