Home / 12,889,195,968,641-17,787,162,683,480-7,333,520,296,485.10

Finding the Fourth Proportional to 12,889,195,968,641, 17,787,162,683,480 and 7,333,520,296,485.10

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Solution

The fourth proportional to 12,889,195,968,641, 17,787,162,683,480 and 7,333,520,296,485.10 is: 10,120,299,115,130.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,889,195,968,641 : 17,787,162,683,480 = 7,333,520,296,485.10 : x
  2. Step 2: Convert to fraction form
    12,889,195,968,641/17,787,162,683,480 = 7,333,520,296,485.10/x
  3. Step 3: Cross multiply
    12,889,195,968,641x = 17,787,162,683,480 × 7,333,520,296,485.10
  4. Step 4: Simplify right side
    12,889,195,968,641x = 130,442,518,556,182,945,378,336,768
  5. Step 5: Solve for x
    x = 130,442,518,556,182,945,378,336,768/12,889,195,968,641
  6. Step 6: Final answer
    x = 10,120,299,115,130.64

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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.