Home / 576,302,921.84-795,298,298.23-311,984,914.88

Finding the Fourth Proportional to 576,302,921.84, 795,298,298.23 and 311,984,914.88

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Solution

The fourth proportional to 576,302,921.84, 795,298,298.23 and 311,984,914.88 is: 430,539,326.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,302,921.84 : 795,298,298.23 = 311,984,914.88 : x
  2. Step 2: Convert to fraction form
    576,302,921.84/795,298,298.23 = 311,984,914.88/x
  3. Step 3: Cross multiply
    576,302,921.84x = 795,298,298.23 × 311,984,914.88
  4. Step 4: Simplify right side
    576,302,921.84x = 248,121,071,877,495,392
  5. Step 5: Solve for x
    x = 248,121,071,877,495,392/576,302,921.84
  6. Step 6: Final answer
    x = 430,539,326.58

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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.