Home / 896,859,912.15-1,345,289,868.23-862,422,535.35

Finding the Fourth Proportional to 896,859,912.15, 1,345,289,868.23 and 862,422,535.35

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Solution

The fourth proportional to 896,859,912.15, 1,345,289,868.23 and 862,422,535.35 is: 1,293,633,803.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,859,912.15 : 1,345,289,868.23 = 862,422,535.35 : x
  2. Step 2: Convert to fraction form
    896,859,912.15/1,345,289,868.23 = 862,422,535.35/x
  3. Step 3: Cross multiply
    896,859,912.15x = 1,345,289,868.23 × 862,422,535.35
  4. Step 4: Simplify right side
    896,859,912.15x = 1,160,208,298,935,271,936
  5. Step 5: Solve for x
    x = 1,160,208,298,935,271,936/896,859,912.15
  6. Step 6: Final answer
    x = 1,293,633,803.03

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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.