Home / 260,413,399.21-359,668,747.17-171,502,792.98

Finding the Fourth Proportional to 260,413,399.21, 359,668,747.17 and 171,502,792.98

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Solution

The fourth proportional to 260,413,399.21, 359,668,747.17 and 171,502,792.98 is: 236,870,279.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,413,399.21 : 359,668,747.17 = 171,502,792.98 : x
  2. Step 2: Convert to fraction form
    260,413,399.21/359,668,747.17 = 171,502,792.98/x
  3. Step 3: Cross multiply
    260,413,399.21x = 359,668,747.17 × 171,502,792.98
  4. Step 4: Simplify right side
    260,413,399.21x = 61,684,194,687,223,192
  5. Step 5: Solve for x
    x = 61,684,194,687,223,192/260,413,399.21
  6. Step 6: Final answer
    x = 236,870,279.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.