Home / 1,043,925,976.53-1,566,585,223.13-379,939,811.28

Finding the Fourth Proportional to 1,043,925,976.53, 1,566,585,223.13 and 379,939,811.28

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Solution

The fourth proportional to 1,043,925,976.53, 1,566,585,223.13 and 379,939,811.28 is: 570,163,122.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,925,976.53 : 1,566,585,223.13 = 379,939,811.28 : x
  2. Step 2: Convert to fraction form
    1,043,925,976.53/1,566,585,223.13 = 379,939,811.28/x
  3. Step 3: Cross multiply
    1,043,925,976.53x = 1,566,585,223.13 × 379,939,811.28
  4. Step 4: Simplify right side
    1,043,925,976.53x = 595,208,094,028,149,120
  5. Step 5: Solve for x
    x = 595,208,094,028,149,120/1,043,925,976.53
  6. Step 6: Final answer
    x = 570,163,122.11

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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.