Home / 209,532,496.64-314,433,266.52-140,523,222.09

Finding the Fourth Proportional to 209,532,496.64, 314,433,266.52 and 140,523,222.09

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Solution

The fourth proportional to 209,532,496.64, 314,433,266.52 and 140,523,222.09 is: 210,875,050.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,532,496.64 : 314,433,266.52 = 140,523,222.09 : x
  2. Step 2: Convert to fraction form
    209,532,496.64/314,433,266.52 = 140,523,222.09/x
  3. Step 3: Cross multiply
    209,532,496.64x = 314,433,266.52 × 140,523,222.09
  4. Step 4: Simplify right side
    209,532,496.64x = 44,185,175,743,674,120
  5. Step 5: Solve for x
    x = 44,185,175,743,674,120/209,532,496.64
  6. Step 6: Final answer
    x = 210,875,050.18

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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.