Home / 1,553,228,168.10-2,329,850,962.62-518,086,207.32

Finding the Fourth Proportional to 1,553,228,168.10, 2,329,850,962.62 and 518,086,207.32

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Solution

The fourth proportional to 1,553,228,168.10, 2,329,850,962.62 and 518,086,207.32 is: 777,132,216.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,228,168.10 : 2,329,850,962.62 = 518,086,207.32 : x
  2. Step 2: Convert to fraction form
    1,553,228,168.10/2,329,850,962.62 = 518,086,207.32/x
  3. Step 3: Cross multiply
    1,553,228,168.10x = 2,329,850,962.62 × 518,086,207.32
  4. Step 4: Simplify right side
    1,553,228,168.10x = 1,207,063,648,844,646,912
  5. Step 5: Solve for x
    x = 1,207,063,648,844,646,912/1,553,228,168.10
  6. Step 6: Final answer
    x = 777,132,216.40

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Double scale
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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.