Home / 880,334,801.40-1,320,661,634.40-442,533,705.60

Finding the Fourth Proportional to 880,334,801.40, 1,320,661,634.40 and 442,533,705.60

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Solution

The fourth proportional to 880,334,801.40, 1,320,661,634.40 and 442,533,705.60 is: 663,880,703.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,334,801.40 : 1,320,661,634.40 = 442,533,705.60 : x
  2. Step 2: Convert to fraction form
    880,334,801.40/1,320,661,634.40 = 442,533,705.60/x
  3. Step 3: Cross multiply
    880,334,801.40x = 1,320,661,634.40 × 442,533,705.60
  4. Step 4: Simplify right side
    880,334,801.40x = 584,437,286,914,784,512
  5. Step 5: Solve for x
    x = 584,437,286,914,784,512/880,334,801.40
  6. Step 6: Final answer
    x = 663,880,703.10

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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.