Home / 1,300,752,004.40-1,950,482,404.20-471,672,551.60

Finding the Fourth Proportional to 1,300,752,004.40, 1,950,482,404.20 and 471,672,551.60

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Solution

The fourth proportional to 1,300,752,004.40, 1,950,482,404.20 and 471,672,551.60 is: 707,274,722.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,752,004.40 : 1,950,482,404.20 = 471,672,551.60 : x
  2. Step 2: Convert to fraction form
    1,300,752,004.40/1,950,482,404.20 = 471,672,551.60/x
  3. Step 3: Cross multiply
    1,300,752,004.40x = 1,950,482,404.20 × 471,672,551.60
  4. Step 4: Simplify right side
    1,300,752,004.40x = 919,989,012,439,916,672
  5. Step 5: Solve for x
    x = 919,989,012,439,916,672/1,300,752,004.40
  6. Step 6: Final answer
    x = 707,274,722.11

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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.