Home / 163,496,842.80-245,203,455.24-48,454,551.60

Finding the Fourth Proportional to 163,496,842.80, 245,203,455.24 and 48,454,551.60

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Solution

The fourth proportional to 163,496,842.80, 245,203,455.24 and 48,454,551.60 is: 72,669,436.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,496,842.80 : 245,203,455.24 = 48,454,551.60 : x
  2. Step 2: Convert to fraction form
    163,496,842.80/245,203,455.24 = 48,454,551.60/x
  3. Step 3: Cross multiply
    163,496,842.80x = 245,203,455.24 × 48,454,551.60
  4. Step 4: Simplify right side
    163,496,842.80x = 11,881,223,474,424,872
  5. Step 5: Solve for x
    x = 11,881,223,474,424,872/163,496,842.80
  6. Step 6: Final answer
    x = 72,669,436.74

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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.