Home / 18,358,537,651.08-27,543,426,511.92-9,401,069,139.36

Finding the Fourth Proportional to 18,358,537,651.08, 27,543,426,511.92 and 9,401,069,139.36

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Solution

The fourth proportional to 18,358,537,651.08, 27,543,426,511.92 and 9,401,069,139.36 is: 14,104,481,625.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,358,537,651.08 : 27,543,426,511.92 = 9,401,069,139.36 : x
  2. Step 2: Convert to fraction form
    18,358,537,651.08/27,543,426,511.92 = 9,401,069,139.36/x
  3. Step 3: Cross multiply
    18,358,537,651.08x = 27,543,426,511.92 × 9,401,069,139.36
  4. Step 4: Simplify right side
    18,358,537,651.08x = 258,937,656,973,441,171,456
  5. Step 5: Solve for x
    x = 258,937,656,973,441,171,456/18,358,537,651.08
  6. Step 6: Final answer
    x = 14,104,481,625.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.