Home / 1,350,630,121.91-2,025,580,702.91-477,116,493.44

Finding the Fourth Proportional to 1,350,630,121.91, 2,025,580,702.91 and 477,116,493.44

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Solution

The fourth proportional to 1,350,630,121.91, 2,025,580,702.91 and 477,116,493.44 is: 715,545,985.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,630,121.91 : 2,025,580,702.91 = 477,116,493.44 : x
  2. Step 2: Convert to fraction form
    1,350,630,121.91/2,025,580,702.91 = 477,116,493.44/x
  3. Step 3: Cross multiply
    1,350,630,121.91x = 2,025,580,702.91 × 477,116,493.44
  4. Step 4: Simplify right side
    1,350,630,121.91x = 966,437,962,139,636,096
  5. Step 5: Solve for x
    x = 966,437,962,139,636,096/1,350,630,121.91
  6. Step 6: Final answer
    x = 715,545,985.88

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1.5x scale

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.