Home / 669,701,846.44-924,240,316.22-401,787,761.40

Finding the Fourth Proportional to 669,701,846.44, 924,240,316.22 and 401,787,761.40

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Solution

The fourth proportional to 669,701,846.44, 924,240,316.22 and 401,787,761.40 is: 554,498,169.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,701,846.44 : 924,240,316.22 = 401,787,761.40 : x
  2. Step 2: Convert to fraction form
    669,701,846.44/924,240,316.22 = 401,787,761.40/x
  3. Step 3: Cross multiply
    669,701,846.44x = 924,240,316.22 × 401,787,761.40
  4. Step 4: Simplify right side
    669,701,846.44x = 371,348,447,649,661,888
  5. Step 5: Solve for x
    x = 371,348,447,649,661,888/669,701,846.44
  6. Step 6: Final answer
    x = 554,498,169.03

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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.