Home / 236,288,904.40-354,433,356.60-139,144,891.60

Finding the Fourth Proportional to 236,288,904.40, 354,433,356.60 and 139,144,891.60

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Solution

The fourth proportional to 236,288,904.40, 354,433,356.60 and 139,144,891.60 is: 208,717,337.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,288,904.40 : 354,433,356.60 = 139,144,891.60 : x
  2. Step 2: Convert to fraction form
    236,288,904.40/354,433,356.60 = 139,144,891.60/x
  3. Step 3: Cross multiply
    236,288,904.40x = 354,433,356.60 × 139,144,891.60
  4. Step 4: Simplify right side
    236,288,904.40x = 49,317,590,983,531,144
  5. Step 5: Solve for x
    x = 49,317,590,983,531,144/236,288,904.40
  6. Step 6: Final answer
    x = 208,717,337.40

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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.