Home / 455,344,896-628,376,159.34-246,501,031.88

Finding the Fourth Proportional to 455,344,896, 628,376,159.34 and 246,501,031.88

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Solution

The fourth proportional to 455,344,896, 628,376,159.34 and 246,501,031.88 is: 340,171,533.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,344,896 : 628,376,159.34 = 246,501,031.88 : x
  2. Step 2: Convert to fraction form
    455,344,896/628,376,159.34 = 246,501,031.88/x
  3. Step 3: Cross multiply
    455,344,896x = 628,376,159.34 × 246,501,031.88
  4. Step 4: Simplify right side
    455,344,896x = 154,895,371,686,101,312
  5. Step 5: Solve for x
    x = 154,895,371,686,101,312/455,344,896
  6. Step 6: Final answer
    x = 340,171,533.81

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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.