Home / 683,270,970.40-1,024,906,455.60-314,805,210.40

Finding the Fourth Proportional to 683,270,970.40, 1,024,906,455.60 and 314,805,210.40

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Solution

The fourth proportional to 683,270,970.40, 1,024,906,455.60 and 314,805,210.40 is: 472,207,815.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,270,970.40 : 1,024,906,455.60 = 314,805,210.40 : x
  2. Step 2: Convert to fraction form
    683,270,970.40/1,024,906,455.60 = 314,805,210.40/x
  3. Step 3: Cross multiply
    683,270,970.40x = 1,024,906,455.60 × 314,805,210.40
  4. Step 4: Simplify right side
    683,270,970.40x = 322,645,892,395,476,224
  5. Step 5: Solve for x
    x = 322,645,892,395,476,224/683,270,970.40
  6. Step 6: Final answer
    x = 472,207,815.60

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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.