Home / 961,446,219.40-1,442,169,329.10-347,809,011.40

Finding the Fourth Proportional to 961,446,219.40, 1,442,169,329.10 and 347,809,011.40

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Solution

The fourth proportional to 961,446,219.40, 1,442,169,329.10 and 347,809,011.40 is: 521,713,517.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,446,219.40 : 1,442,169,329.10 = 347,809,011.40 : x
  2. Step 2: Convert to fraction form
    961,446,219.40/1,442,169,329.10 = 347,809,011.40/x
  3. Step 3: Cross multiply
    961,446,219.40x = 1,442,169,329.10 × 347,809,011.40
  4. Step 4: Simplify right side
    961,446,219.40x = 501,599,488,625,672,192
  5. Step 5: Solve for x
    x = 501,599,488,625,672,192/961,446,219.40
  6. Step 6: Final answer
    x = 521,713,517.10

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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.