Home / 576,302,920.84-795,298,296.85-311,984,913.88

Finding the Fourth Proportional to 576,302,920.84, 795,298,296.85 and 311,984,913.88

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Solution

The fourth proportional to 576,302,920.84, 795,298,296.85 and 311,984,913.88 is: 430,539,325.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,302,920.84 : 795,298,296.85 = 311,984,913.88 : x
  2. Step 2: Convert to fraction form
    576,302,920.84/795,298,296.85 = 311,984,913.88/x
  3. Step 3: Cross multiply
    576,302,920.84x = 795,298,296.85 × 311,984,913.88
  4. Step 4: Simplify right side
    576,302,920.84x = 248,121,070,649,855,680
  5. Step 5: Solve for x
    x = 248,121,070,649,855,680/576,302,920.84
  6. Step 6: Final answer
    x = 430,539,325.20

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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.