Home / 1,447,004,475.64-2,170,520,048.64-411,865,073.64

Finding the Fourth Proportional to 1,447,004,475.64, 2,170,520,048.64 and 411,865,073.64

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Solution

The fourth proportional to 1,447,004,475.64, 2,170,520,048.64 and 411,865,073.64 is: 617,801,406.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,004,475.64 : 2,170,520,048.64 = 411,865,073.64 : x
  2. Step 2: Convert to fraction form
    1,447,004,475.64/2,170,520,048.64 = 411,865,073.64/x
  3. Step 3: Cross multiply
    1,447,004,475.64x = 2,170,520,048.64 × 411,865,073.64
  4. Step 4: Simplify right side
    1,447,004,475.64x = 893,961,399,670,209,920
  5. Step 5: Solve for x
    x = 893,961,399,670,209,920/1,447,004,475.64
  6. Step 6: Final answer
    x = 617,801,406.09

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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.