Home / 603,441,623.80-905,162,435.70-297,331,607.80

Finding the Fourth Proportional to 603,441,623.80, 905,162,435.70 and 297,331,607.80

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Solution

The fourth proportional to 603,441,623.80, 905,162,435.70 and 297,331,607.80 is: 445,997,411.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,441,623.80 : 905,162,435.70 = 297,331,607.80 : x
  2. Step 2: Convert to fraction form
    603,441,623.80/905,162,435.70 = 297,331,607.80/x
  3. Step 3: Cross multiply
    603,441,623.80x = 905,162,435.70 × 297,331,607.80
  4. Step 4: Simplify right side
    603,441,623.80x = 269,133,402,326,845,152
  5. Step 5: Solve for x
    x = 269,133,402,326,845,152/603,441,623.80
  6. Step 6: Final answer
    x = 445,997,411.70

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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.