Home / 12,847,245,658.39-17,729,250,026.64-7,208,093,320.93

Finding the Fourth Proportional to 12,847,245,658.39, 17,729,250,026.64 and 7,208,093,320.93

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Solution

The fourth proportional to 12,847,245,658.39, 17,729,250,026.64 and 7,208,093,320.93 is: 9,947,197,407.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,847,245,658.39 : 17,729,250,026.64 = 7,208,093,320.93 : x
  2. Step 2: Convert to fraction form
    12,847,245,658.39/17,729,250,026.64 = 7,208,093,320.93/x
  3. Step 3: Cross multiply
    12,847,245,658.39x = 17,729,250,026.64 × 7,208,093,320.93
  4. Step 4: Simplify right side
    12,847,245,658.39x = 127,794,088,702,033,166,336
  5. Step 5: Solve for x
    x = 127,794,088,702,033,166,336/12,847,245,658.39
  6. Step 6: Final answer
    x = 9,947,197,407.14

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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.