Home / 455,675,807.34-628,835,633.40-246,831,949.98

Finding the Fourth Proportional to 455,675,807.34, 628,835,633.40 and 246,831,949.98

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Solution

The fourth proportional to 455,675,807.34, 628,835,633.40 and 246,831,949.98 is: 340,629,726.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,675,807.34 : 628,835,633.40 = 246,831,949.98 : x
  2. Step 2: Convert to fraction form
    455,675,807.34/628,835,633.40 = 246,831,949.98/x
  3. Step 3: Cross multiply
    455,675,807.34x = 628,835,633.40 × 246,831,949.98
  4. Step 4: Simplify right side
    455,675,807.34x = 155,216,725,609,030,400
  5. Step 5: Solve for x
    x = 155,216,725,609,030,400/455,675,807.34
  6. Step 6: Final answer
    x = 340,629,726.46

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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.