Home / 310,562,901.60-465,448,724.10-165,066,165.60

Finding the Fourth Proportional to 310,562,901.60, 465,448,724.10 and 165,066,165.60

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Solution

The fourth proportional to 310,562,901.60, 465,448,724.10 and 165,066,165.60 is: 247,388,969.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,562,901.60 : 465,448,724.10 = 165,066,165.60 : x
  2. Step 2: Convert to fraction form
    310,562,901.60/465,448,724.10 = 165,066,165.60/x
  3. Step 3: Cross multiply
    310,562,901.60x = 465,448,724.10 × 165,066,165.60
  4. Step 4: Simplify right side
    310,562,901.60x = 76,829,836,170,599,312
  5. Step 5: Solve for x
    x = 76,829,836,170,599,312/310,562,901.60
  6. Step 6: Final answer
    x = 247,388,969.43

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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.