Home / 335,235,009.70-462,620,968.32-186,553,585.78

Finding the Fourth Proportional to 335,235,009.70, 462,620,968.32 and 186,553,585.78

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Solution

The fourth proportional to 335,235,009.70, 462,620,968.32 and 186,553,585.78 is: 257,442,086.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,235,009.70 : 462,620,968.32 = 186,553,585.78 : x
  2. Step 2: Convert to fraction form
    335,235,009.70/462,620,968.32 = 186,553,585.78/x
  3. Step 3: Cross multiply
    335,235,009.70x = 462,620,968.32 × 186,553,585.78
  4. Step 4: Simplify right side
    335,235,009.70x = 86,303,600,497,111,776
  5. Step 5: Solve for x
    x = 86,303,600,497,111,776/335,235,009.70
  6. Step 6: Final answer
    x = 257,442,086.89

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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.