Home / 879,124,232.80-1,318,686,349.20-224,073,992.80

Finding the Fourth Proportional to 879,124,232.80, 1,318,686,349.20 and 224,073,992.80

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Solution

The fourth proportional to 879,124,232.80, 1,318,686,349.20 and 224,073,992.80 is: 336,110,989.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,124,232.80 : 1,318,686,349.20 = 224,073,992.80 : x
  2. Step 2: Convert to fraction form
    879,124,232.80/1,318,686,349.20 = 224,073,992.80/x
  3. Step 3: Cross multiply
    879,124,232.80x = 1,318,686,349.20 × 224,073,992.80
  4. Step 4: Simplify right side
    879,124,232.80x = 295,483,315,516,099,136
  5. Step 5: Solve for x
    x = 295,483,315,516,099,136/879,124,232.80
  6. Step 6: Final answer
    x = 336,110,989.20

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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.