Home / 624,532,718.40-936,127,231.20-236,205,499.20

Finding the Fourth Proportional to 624,532,718.40, 936,127,231.20 and 236,205,499.20

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Solution

The fourth proportional to 624,532,718.40, 936,127,231.20 and 236,205,499.20 is: 354,054,148.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,532,718.40 : 936,127,231.20 = 236,205,499.20 : x
  2. Step 2: Convert to fraction form
    624,532,718.40/936,127,231.20 = 236,205,499.20/x
  3. Step 3: Cross multiply
    624,532,718.40x = 936,127,231.20 × 236,205,499.20
  4. Step 4: Simplify right side
    624,532,718.40x = 221,118,399,960,309,824
  5. Step 5: Solve for x
    x = 221,118,399,960,309,824/624,532,718.40
  6. Step 6: Final answer
    x = 354,054,148.72

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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.