Home / 1,412,239,866.40-2,118,836,527.32-625,184,952.64

Finding the Fourth Proportional to 1,412,239,866.40, 2,118,836,527.32 and 625,184,952.64

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Solution

The fourth proportional to 1,412,239,866.40, 2,118,836,527.32 and 625,184,952.64 is: 937,988,471.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,239,866.40 : 2,118,836,527.32 = 625,184,952.64 : x
  2. Step 2: Convert to fraction form
    1,412,239,866.40/2,118,836,527.32 = 625,184,952.64/x
  3. Step 3: Cross multiply
    1,412,239,866.40x = 2,118,836,527.32 × 625,184,952.64
  4. Step 4: Simplify right side
    1,412,239,866.40x = 1,324,664,713,970,736,128
  5. Step 5: Solve for x
    x = 1,324,664,713,970,736,128/1,412,239,866.40
  6. Step 6: Final answer
    x = 937,988,471.71

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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.