Home / 282,373,641.54-423,584,861.13-77,901,716.79

Finding the Fourth Proportional to 282,373,641.54, 423,584,861.13 and 77,901,716.79

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Solution

The fourth proportional to 282,373,641.54, 423,584,861.13 and 77,901,716.79 is: 116,859,306.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,373,641.54 : 423,584,861.13 = 77,901,716.79 : x
  2. Step 2: Convert to fraction form
    282,373,641.54/423,584,861.13 = 77,901,716.79/x
  3. Step 3: Cross multiply
    282,373,641.54x = 423,584,861.13 × 77,901,716.79
  4. Step 4: Simplify right side
    282,373,641.54x = 32,997,987,888,280,740
  5. Step 5: Solve for x
    x = 32,997,987,888,280,740/282,373,641.54
  6. Step 6: Final answer
    x = 116,859,306.37

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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.