Home / 673,775,140.60-1,010,662,710.90-310,978,084.60

Finding the Fourth Proportional to 673,775,140.60, 1,010,662,710.90 and 310,978,084.60

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Solution

The fourth proportional to 673,775,140.60, 1,010,662,710.90 and 310,978,084.60 is: 466,467,126.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,775,140.60 : 1,010,662,710.90 = 310,978,084.60 : x
  2. Step 2: Convert to fraction form
    673,775,140.60/1,010,662,710.90 = 310,978,084.60/x
  3. Step 3: Cross multiply
    673,775,140.60x = 1,010,662,710.90 × 310,978,084.60
  4. Step 4: Simplify right side
    673,775,140.60x = 314,293,954,012,325,568
  5. Step 5: Solve for x
    x = 314,293,954,012,325,568/673,775,140.60
  6. Step 6: Final answer
    x = 466,467,126.90

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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.