Home / 7,628,950,495-10,525,585,611.54-4,454,844,720.76

Finding the Fourth Proportional to 7,628,950,495, 10,525,585,611.54 and 4,454,844,720.76

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Solution

The fourth proportional to 7,628,950,495, 10,525,585,611.54 and 4,454,844,720.76 is: 6,146,304,072.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,628,950,495 : 10,525,585,611.54 = 4,454,844,720.76 : x
  2. Step 2: Convert to fraction form
    7,628,950,495/10,525,585,611.54 = 4,454,844,720.76/x
  3. Step 3: Cross multiply
    7,628,950,495x = 10,525,585,611.54 × 4,454,844,720.76
  4. Step 4: Simplify right side
    7,628,950,495x = 46,889,849,494,476,390,400
  5. Step 5: Solve for x
    x = 46,889,849,494,476,390,400/7,628,950,495
  6. Step 6: Final answer
    x = 6,146,304,072.26

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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.