Home / 429,415,870.64-592,619,272.44-323,382,212.15

Finding the Fourth Proportional to 429,415,870.64, 592,619,272.44 and 323,382,212.15

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Solution

The fourth proportional to 429,415,870.64, 592,619,272.44 and 323,382,212.15 is: 446,286,558.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,415,870.64 : 592,619,272.44 = 323,382,212.15 : x
  2. Step 2: Convert to fraction form
    429,415,870.64/592,619,272.44 = 323,382,212.15/x
  3. Step 3: Cross multiply
    429,415,870.64x = 592,619,272.44 × 323,382,212.15
  4. Step 4: Simplify right side
    429,415,870.64x = 191,642,531,285,852,288
  5. Step 5: Solve for x
    x = 191,642,531,285,852,288/429,415,870.64
  6. Step 6: Final answer
    x = 446,286,558.99

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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.