Home / 209,952,812.70-314,929,219.05-185,293,950.30

Finding the Fourth Proportional to 209,952,812.70, 314,929,219.05 and 185,293,950.30

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Solution

The fourth proportional to 209,952,812.70, 314,929,219.05 and 185,293,950.30 is: 277,940,925.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,812.70 : 314,929,219.05 = 185,293,950.30 : x
  2. Step 2: Convert to fraction form
    209,952,812.70/314,929,219.05 = 185,293,950.30/x
  3. Step 3: Cross multiply
    209,952,812.70x = 314,929,219.05 × 185,293,950.30
  4. Step 4: Simplify right side
    209,952,812.70x = 58,354,479,062,668,520
  5. Step 5: Solve for x
    x = 58,354,479,062,668,520/209,952,812.70
  6. Step 6: Final answer
    x = 277,940,925.45

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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.