Home / 109,837,356.53-151,565,532.98-65,175,631.23

Finding the Fourth Proportional to 109,837,356.53, 151,565,532.98 and 65,175,631.23

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Solution

The fourth proportional to 109,837,356.53, 151,565,532.98 and 65,175,631.23 is: 89,936,425.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,837,356.53 : 151,565,532.98 = 65,175,631.23 : x
  2. Step 2: Convert to fraction form
    109,837,356.53/151,565,532.98 = 65,175,631.23/x
  3. Step 3: Cross multiply
    109,837,356.53x = 151,565,532.98 × 65,175,631.23
  4. Step 4: Simplify right side
    109,837,356.53x = 9,878,379,284,357,004
  5. Step 5: Solve for x
    x = 9,878,379,284,357,004/109,837,356.53
  6. Step 6: Final answer
    x = 89,936,425.97

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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.