Home / 455,344,873.05-628,376,127.69-246,501,008.94

Finding the Fourth Proportional to 455,344,873.05, 628,376,127.69 and 246,501,008.94

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Solution

The fourth proportional to 455,344,873.05, 628,376,127.69 and 246,501,008.94 is: 340,171,502.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,344,873.05 : 628,376,127.69 = 246,501,008.94 : x
  2. Step 2: Convert to fraction form
    455,344,873.05/628,376,127.69 = 246,501,008.94/x
  3. Step 3: Cross multiply
    455,344,873.05x = 628,376,127.69 × 246,501,008.94
  4. Step 4: Simplify right side
    455,344,873.05x = 154,895,349,468,162,752
  5. Step 5: Solve for x
    x = 154,895,349,468,162,752/455,344,873.05
  6. Step 6: Final answer
    x = 340,171,502.16

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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.