Home / 450,926,369.82-622,268,271.54-262,742,936.76

Finding the Fourth Proportional to 450,926,369.82, 622,268,271.54 and 262,742,936.76

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Solution

The fourth proportional to 450,926,369.82, 622,268,271.54 and 262,742,936.76 is: 362,579,356.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,926,369.82 : 622,268,271.54 = 262,742,936.76 : x
  2. Step 2: Convert to fraction form
    450,926,369.82/622,268,271.54 = 262,742,936.76/x
  3. Step 3: Cross multiply
    450,926,369.82x = 622,268,271.54 × 262,742,936.76
  4. Step 4: Simplify right side
    450,926,369.82x = 163,496,593,116,988,704
  5. Step 5: Solve for x
    x = 163,496,593,116,988,704/450,926,369.82
  6. Step 6: Final answer
    x = 362,579,356.76

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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.