Home / 289,959,183.60-434,938,775.40-160,964,674.80

Finding the Fourth Proportional to 289,959,183.60, 434,938,775.40 and 160,964,674.80

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Solution

The fourth proportional to 289,959,183.60, 434,938,775.40 and 160,964,674.80 is: 241,447,012.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,959,183.60 : 434,938,775.40 = 160,964,674.80 : x
  2. Step 2: Convert to fraction form
    289,959,183.60/434,938,775.40 = 160,964,674.80/x
  3. Step 3: Cross multiply
    289,959,183.60x = 434,938,775.40 × 160,964,674.80
  4. Step 4: Simplify right side
    289,959,183.60x = 70,009,778,540,171,240
  5. Step 5: Solve for x
    x = 70,009,778,540,171,240/289,959,183.60
  6. Step 6: Final answer
    x = 241,447,012.20

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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.