Home / 85,100,587,718.40-127,650,881,577.60-56,693,578,233.60

Finding the Fourth Proportional to 85,100,587,718.40, 127,650,881,577.60 and 56,693,578,233.60

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Solution

The fourth proportional to 85,100,587,718.40, 127,650,881,577.60 and 56,693,578,233.60 is: 85,040,367,350.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,100,587,718.40 : 127,650,881,577.60 = 56,693,578,233.60 : x
  2. Step 2: Convert to fraction form
    85,100,587,718.40/127,650,881,577.60 = 56,693,578,233.60/x
  3. Step 3: Cross multiply
    85,100,587,718.40x = 127,650,881,577.60 × 56,693,578,233.60
  4. Step 4: Simplify right side
    85,100,587,718.40x = 7,236,985,241,307,674,836,992
  5. Step 5: Solve for x
    x = 7,236,985,241,307,674,836,992/85,100,587,718.40
  6. Step 6: Final answer
    x = 85,040,367,350.40

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1.5x scale

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.