Home / 269,528,482.56-371,949,303-145,769,159.64

Finding the Fourth Proportional to 269,528,482.56, 371,949,303 and 145,769,159.64

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Solution

The fourth proportional to 269,528,482.56, 371,949,303 and 145,769,159.64 is: 201,161,438.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,528,482.56 : 371,949,303 = 145,769,159.64 : x
  2. Step 2: Convert to fraction form
    269,528,482.56/371,949,303 = 145,769,159.64/x
  3. Step 3: Cross multiply
    269,528,482.56x = 371,949,303 × 145,769,159.64
  4. Step 4: Simplify right side
    269,528,482.56x = 54,218,737,326,993,728
  5. Step 5: Solve for x
    x = 54,218,737,326,993,728/269,528,482.56
  6. Step 6: Final answer
    x = 201,161,438.72

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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.