Home / 286,224,438.30-429,336,657.45-266,950,844.70

Finding the Fourth Proportional to 286,224,438.30, 429,336,657.45 and 266,950,844.70

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Solution

The fourth proportional to 286,224,438.30, 429,336,657.45 and 266,950,844.70 is: 400,426,267.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,224,438.30 : 429,336,657.45 = 266,950,844.70 : x
  2. Step 2: Convert to fraction form
    286,224,438.30/429,336,657.45 = 266,950,844.70/x
  3. Step 3: Cross multiply
    286,224,438.30x = 429,336,657.45 × 266,950,844.70
  4. Step 4: Simplify right side
    286,224,438.30x = 114,611,783,366,952,032
  5. Step 5: Solve for x
    x = 114,611,783,366,952,032/286,224,438.30
  6. Step 6: Final answer
    x = 400,426,267.05

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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.