Home / 12,889,195,968,646-17,787,162,683,486-7,333,520,296,488.90

Finding the Fourth Proportional to 12,889,195,968,646, 17,787,162,683,486 and 7,333,520,296,488.90

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Solution

The fourth proportional to 12,889,195,968,646, 17,787,162,683,486 and 7,333,520,296,488.90 is: 10,120,299,115,135.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,889,195,968,646 : 17,787,162,683,486 = 7,333,520,296,488.90 : x
  2. Step 2: Convert to fraction form
    12,889,195,968,646/17,787,162,683,486 = 7,333,520,296,488.90/x
  3. Step 3: Cross multiply
    12,889,195,968,646x = 17,787,162,683,486 × 7,333,520,296,488.90
  4. Step 4: Simplify right side
    12,889,195,968,646x = 130,442,518,556,294,562,988,425,216
  5. Step 5: Solve for x
    x = 130,442,518,556,294,562,988,425,216/12,889,195,968,646
  6. Step 6: Final answer
    x = 10,120,299,115,135.38

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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.