Home / 749,159,979,872.20-1,033,663,578,556.20-423,999,271,564.04

Finding the Fourth Proportional to 749,159,979,872.20, 1,033,663,578,556.20 and 423,999,271,564.04

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Solution

The fourth proportional to 749,159,979,872.20, 1,033,663,578,556.20 and 423,999,271,564.04 is: 585,018,709,121.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,159,979,872.20 : 1,033,663,578,556.20 = 423,999,271,564.04 : x
  2. Step 2: Convert to fraction form
    749,159,979,872.20/1,033,663,578,556.20 = 423,999,271,564.04/x
  3. Step 3: Cross multiply
    749,159,979,872.20x = 1,033,663,578,556.20 × 423,999,271,564.04
  4. Step 4: Simplify right side
    749,159,979,872.20x = 438,272,604,350,107,608,940,544
  5. Step 5: Solve for x
    x = 438,272,604,350,107,608,940,544/749,159,979,872.20
  6. Step 6: Final answer
    x = 585,018,709,121.21

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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.