Home / 1,645,605,797.76-2,270,824,205.94-903,097,690.20

Finding the Fourth Proportional to 1,645,605,797.76, 2,270,824,205.94 and 903,097,690.20

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Solution

The fourth proportional to 1,645,605,797.76, 2,270,824,205.94 and 903,097,690.20 is: 1,246,213,460.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,605,797.76 : 2,270,824,205.94 = 903,097,690.20 : x
  2. Step 2: Convert to fraction form
    1,645,605,797.76/2,270,824,205.94 = 903,097,690.20/x
  3. Step 3: Cross multiply
    1,645,605,797.76x = 2,270,824,205.94 × 903,097,690.20
  4. Step 4: Simplify right side
    1,645,605,797.76x = 2,050,776,095,234,663,168
  5. Step 5: Solve for x
    x = 2,050,776,095,234,663,168/1,645,605,797.76
  6. Step 6: Final answer
    x = 1,246,213,460.13

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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.