Home / 1,019,629,221,321.50-1,528,689,832,720.80-616,623,096,460.76

Finding the Fourth Proportional to 1,019,629,221,321.50, 1,528,689,832,720.80 and 616,623,096,460.76

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Solution

The fourth proportional to 1,019,629,221,321.50, 1,528,689,832,720.80 and 616,623,096,460.76 is: 924,478,661,918.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,629,221,321.50 : 1,528,689,832,720.80 = 616,623,096,460.76 : x
  2. Step 2: Convert to fraction form
    1,019,629,221,321.50/1,528,689,832,720.80 = 616,623,096,460.76/x
  3. Step 3: Cross multiply
    1,019,629,221,321.50x = 1,528,689,832,720.80 × 616,623,096,460.76
  4. Step 4: Simplify right side
    1,019,629,221,321.50x = 942,625,458,180,380,992,471,040
  5. Step 5: Solve for x
    x = 942,625,458,180,380,992,471,040/1,019,629,221,321.50
  6. Step 6: Final answer
    x = 924,478,661,918.58

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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.