Home / 1,393,100,410.34-1,922,420,543.98-758,023,396.17

Finding the Fourth Proportional to 1,393,100,410.34, 1,922,420,543.98 and 758,023,396.17

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Solution

The fourth proportional to 1,393,100,410.34, 1,922,420,543.98 and 758,023,396.17 is: 1,046,040,715.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,100,410.34 : 1,922,420,543.98 = 758,023,396.17 : x
  2. Step 2: Convert to fraction form
    1,393,100,410.34/1,922,420,543.98 = 758,023,396.17/x
  3. Step 3: Cross multiply
    1,393,100,410.34x = 1,922,420,543.98 × 758,023,396.17
  4. Step 4: Simplify right side
    1,393,100,410.34x = 1,457,239,749,612,803,328
  5. Step 5: Solve for x
    x = 1,457,239,749,612,803,328/1,393,100,410.34
  6. Step 6: Final answer
    x = 1,046,040,715.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.