Home / 236,197,940.40-354,350,054.70-139,103,669.70

Finding the Fourth Proportional to 236,197,940.40, 354,350,054.70 and 139,103,669.70

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Solution

The fourth proportional to 236,197,940.40, 354,350,054.70 and 139,103,669.70 is: 208,686,802.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,197,940.40 : 354,350,054.70 = 139,103,669.70 : x
  2. Step 2: Convert to fraction form
    236,197,940.40/354,350,054.70 = 139,103,669.70/x
  3. Step 3: Cross multiply
    236,197,940.40x = 354,350,054.70 × 139,103,669.70
  4. Step 4: Simplify right side
    236,197,940.40x = 49,291,392,967,165,728
  5. Step 5: Solve for x
    x = 49,291,392,967,165,728/236,197,940.40
  6. Step 6: Final answer
    x = 208,686,802.62

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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.