Home / 335,285,168.32-462,708,768.89-186,615,811.57

Finding the Fourth Proportional to 335,285,168.32, 462,708,768.89 and 186,615,811.57

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Solution

The fourth proportional to 335,285,168.32, 462,708,768.89 and 186,615,811.57 is: 257,538,300.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,285,168.32 : 462,708,768.89 = 186,615,811.57 : x
  2. Step 2: Convert to fraction form
    335,285,168.32/462,708,768.89 = 186,615,811.57/x
  3. Step 3: Cross multiply
    335,285,168.32x = 462,708,768.89 × 186,615,811.57
  4. Step 4: Simplify right side
    335,285,168.32x = 86,348,772,426,962,912
  5. Step 5: Solve for x
    x = 86,348,772,426,962,912/335,285,168.32
  6. Step 6: Final answer
    x = 257,538,300.49

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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.