Home / 863,592,420.80-1,295,388,631.20-846,373,732.40

Finding the Fourth Proportional to 863,592,420.80, 1,295,388,631.20 and 846,373,732.40

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Solution

The fourth proportional to 863,592,420.80, 1,295,388,631.20 and 846,373,732.40 is: 1,269,560,598.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,592,420.80 : 1,295,388,631.20 = 846,373,732.40 : x
  2. Step 2: Convert to fraction form
    863,592,420.80/1,295,388,631.20 = 846,373,732.40/x
  3. Step 3: Cross multiply
    863,592,420.80x = 1,295,388,631.20 × 846,373,732.40
  4. Step 4: Simplify right side
    863,592,420.80x = 1,096,382,910,697,271,040
  5. Step 5: Solve for x
    x = 1,096,382,910,697,271,040/863,592,420.80
  6. Step 6: Final answer
    x = 1,269,560,598.60

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1.5x scale

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.