Home / 357,366,961.80-536,050,442.70-321,087,256.20

Finding the Fourth Proportional to 357,366,961.80, 536,050,442.70 and 321,087,256.20

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Solution

The fourth proportional to 357,366,961.80, 536,050,442.70 and 321,087,256.20 is: 481,630,884.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,366,961.80 : 536,050,442.70 = 321,087,256.20 : x
  2. Step 2: Convert to fraction form
    357,366,961.80/536,050,442.70 = 321,087,256.20/x
  3. Step 3: Cross multiply
    357,366,961.80x = 536,050,442.70 × 321,087,256.20
  4. Step 4: Simplify right side
    357,366,961.80x = 172,118,965,831,338,304
  5. Step 5: Solve for x
    x = 172,118,965,831,338,304/357,366,961.80
  6. Step 6: Final answer
    x = 481,630,884.30

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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.