Home / 7,012,392,757,030.40-9,677,101,795,012-3,887,317,348,260.20

Finding the Fourth Proportional to 7,012,392,757,030.40, 9,677,101,795,012 and 3,887,317,348,260.20

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Solution

The fourth proportional to 7,012,392,757,030.40, 9,677,101,795,012 and 3,887,317,348,260.20 is: 5,364,497,824,357.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,012,392,757,030.40 : 9,677,101,795,012 = 3,887,317,348,260.20 : x
  2. Step 2: Convert to fraction form
    7,012,392,757,030.40/9,677,101,795,012 = 3,887,317,348,260.20/x
  3. Step 3: Cross multiply
    7,012,392,757,030.40x = 9,677,101,795,012 × 3,887,317,348,260.20
  4. Step 4: Simplify right side
    7,012,392,757,030.40x = 37,617,965,688,630,073,211,486,208
  5. Step 5: Solve for x
    x = 37,617,965,688,630,073,211,486,208/7,012,392,757,030.40
  6. Step 6: Final answer
    x = 5,364,497,824,357.53

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Double scale
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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.