Home / 903,108,666,193.60-1,246,322,847,334.10-491,557,261,667.40

Finding the Fourth Proportional to 903,108,666,193.60, 1,246,322,847,334.10 and 491,557,261,667.40

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Solution

The fourth proportional to 903,108,666,193.60, 1,246,322,847,334.10 and 491,557,261,667.40 is: 678,366,921,858.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,108,666,193.60 : 1,246,322,847,334.10 = 491,557,261,667.40 : x
  2. Step 2: Convert to fraction form
    903,108,666,193.60/1,246,322,847,334.10 = 491,557,261,667.40/x
  3. Step 3: Cross multiply
    903,108,666,193.60x = 1,246,322,847,334.10 × 491,557,261,667.40
  4. Step 4: Simplify right side
    903,108,666,193.60x = 612,639,045,989,067,349,032,960
  5. Step 5: Solve for x
    x = 612,639,045,989,067,349,032,960/903,108,666,193.60
  6. Step 6: Final answer
    x = 678,366,921,858.03

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Double scale
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1.5x scale

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.