Home / 474,938,635.12-712,497,447.44-179,922,117.84

Finding the Fourth Proportional to 474,938,635.12, 712,497,447.44 and 179,922,117.84

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Solution

The fourth proportional to 474,938,635.12, 712,497,447.44 and 179,922,117.84 is: 269,917,080.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,938,635.12 : 712,497,447.44 = 179,922,117.84 : x
  2. Step 2: Convert to fraction form
    474,938,635.12/712,497,447.44 = 179,922,117.84/x
  3. Step 3: Cross multiply
    474,938,635.12x = 712,497,447.44 × 179,922,117.84
  4. Step 4: Simplify right side
    474,938,635.12x = 128,194,049,698,998,896
  5. Step 5: Solve for x
    x = 128,194,049,698,998,896/474,938,635.12
  6. Step 6: Final answer
    x = 269,917,080.27

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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.