Home / 455,118,392.80-628,064,473.81-246,276,776.44

Finding the Fourth Proportional to 455,118,392.80, 628,064,473.81 and 246,276,776.44

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Solution

The fourth proportional to 455,118,392.80, 628,064,473.81 and 246,276,776.44 is: 339,862,542.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,118,392.80 : 628,064,473.81 = 246,276,776.44 : x
  2. Step 2: Convert to fraction form
    455,118,392.80/628,064,473.81 = 246,276,776.44/x
  3. Step 3: Cross multiply
    455,118,392.80x = 628,064,473.81 × 246,276,776.44
  4. Step 4: Simplify right side
    455,118,392.80x = 154,677,694,003,271,264
  5. Step 5: Solve for x
    x = 154,677,694,003,271,264/455,118,392.80
  6. Step 6: Final answer
    x = 339,862,542.26

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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.