Home / 130,522,274.64-195,607,046.88-49,699,152.72

Finding the Fourth Proportional to 130,522,274.64, 195,607,046.88 and 49,699,152.72

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Solution

The fourth proportional to 130,522,274.64, 195,607,046.88 and 49,699,152.72 is: 74,481,574.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,522,274.64 : 195,607,046.88 = 49,699,152.72 : x
  2. Step 2: Convert to fraction form
    130,522,274.64/195,607,046.88 = 49,699,152.72/x
  3. Step 3: Cross multiply
    130,522,274.64x = 195,607,046.88 × 49,699,152.72
  4. Step 4: Simplify right side
    130,522,274.64x = 9,721,504,495,997,320
  5. Step 5: Solve for x
    x = 9,721,504,495,997,320/130,522,274.64
  6. Step 6: Final answer
    x = 74,481,574.30

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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.