Home / 160,331,907.60-221,260,604.40-86,993,049.60

Finding the Fourth Proportional to 160,331,907.60, 221,260,604.40 and 86,993,049.60

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Solution

The fourth proportional to 160,331,907.60, 221,260,604.40 and 86,993,049.60 is: 120,051,803.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,331,907.60 : 221,260,604.40 = 86,993,049.60 : x
  2. Step 2: Convert to fraction form
    160,331,907.60/221,260,604.40 = 86,993,049.60/x
  3. Step 3: Cross multiply
    160,331,907.60x = 221,260,604.40 × 86,993,049.60
  4. Step 4: Simplify right side
    160,331,907.60x = 19,248,134,733,095,176
  5. Step 5: Solve for x
    x = 19,248,134,733,095,176/160,331,907.60
  6. Step 6: Final answer
    x = 120,051,803.92

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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.