Home / 101,532,830.40-152,386,336.80-40,992,004.80

Finding the Fourth Proportional to 101,532,830.40, 152,386,336.80 and 40,992,004.80

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Solution

The fourth proportional to 101,532,830.40, 152,386,336.80 and 40,992,004.80 is: 61,523,168.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,532,830.40 : 152,386,336.80 = 40,992,004.80 : x
  2. Step 2: Convert to fraction form
    101,532,830.40/152,386,336.80 = 40,992,004.80/x
  3. Step 3: Cross multiply
    101,532,830.40x = 152,386,336.80 × 40,992,004.80
  4. Step 4: Simplify right side
    101,532,830.40x = 6,246,621,449,560,017
  5. Step 5: Solve for x
    x = 6,246,621,449,560,017/101,532,830.40
  6. Step 6: Final answer
    x = 61,523,168.66

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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.