Home / 174,590,005.12-261,808,963.84-50,065,119.28

Finding the Fourth Proportional to 174,590,005.12, 261,808,963.84 and 50,065,119.28

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Solution

The fourth proportional to 174,590,005.12, 261,808,963.84 and 50,065,119.28 is: 75,075,872.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,590,005.12 : 261,808,963.84 = 50,065,119.28 : x
  2. Step 2: Convert to fraction form
    174,590,005.12/261,808,963.84 = 50,065,119.28/x
  3. Step 3: Cross multiply
    174,590,005.12x = 261,808,963.84 × 50,065,119.28
  4. Step 4: Simplify right side
    174,590,005.12x = 13,107,497,003,222,808
  5. Step 5: Solve for x
    x = 13,107,497,003,222,808/174,590,005.12
  6. Step 6: Final answer
    x = 75,075,872.72

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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.