Home / 156,473,630.28-234,614,786.04-74,617,544.52

Finding the Fourth Proportional to 156,473,630.28, 234,614,786.04 and 74,617,544.52

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Solution

The fourth proportional to 156,473,630.28, 234,614,786.04 and 74,617,544.52 is: 111,880,699.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,473,630.28 : 234,614,786.04 = 74,617,544.52 : x
  2. Step 2: Convert to fraction form
    156,473,630.28/234,614,786.04 = 74,617,544.52/x
  3. Step 3: Cross multiply
    156,473,630.28x = 234,614,786.04 × 74,617,544.52
  4. Step 4: Simplify right side
    156,473,630.28x = 17,506,379,242,389,972
  5. Step 5: Solve for x
    x = 17,506,379,242,389,972/156,473,630.28
  6. Step 6: Final answer
    x = 111,880,699.71

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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.