Home / 585,211,702.54-877,203,069.90-196,899,721.96

Finding the Fourth Proportional to 585,211,702.54, 877,203,069.90 and 196,899,721.96

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Solution

The fourth proportional to 585,211,702.54, 877,203,069.90 and 196,899,721.96 is: 295,142,834.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,211,702.54 : 877,203,069.90 = 196,899,721.96 : x
  2. Step 2: Convert to fraction form
    585,211,702.54/877,203,069.90 = 196,899,721.96/x
  3. Step 3: Cross multiply
    585,211,702.54x = 877,203,069.90 × 196,899,721.96
  4. Step 4: Simplify right side
    585,211,702.54x = 172,721,040,565,768,448
  5. Step 5: Solve for x
    x = 172,721,040,565,768,448/585,211,702.54
  6. Step 6: Final answer
    x = 295,142,834.32

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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.