Home / 1,315,512,803.84-1,973,115,604.20-528,534,599.12

Finding the Fourth Proportional to 1,315,512,803.84, 1,973,115,604.20 and 528,534,599.12

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Solution

The fourth proportional to 1,315,512,803.84, 1,973,115,604.20 and 528,534,599.12 is: 792,740,186.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,512,803.84 : 1,973,115,604.20 = 528,534,599.12 : x
  2. Step 2: Convert to fraction form
    1,315,512,803.84/1,973,115,604.20 = 528,534,599.12/x
  3. Step 3: Cross multiply
    1,315,512,803.84x = 1,973,115,604.20 × 528,534,599.12
  4. Step 4: Simplify right side
    1,315,512,803.84x = 1,042,859,864,883,263,616
  5. Step 5: Solve for x
    x = 1,042,859,864,883,263,616/1,315,512,803.84
  6. Step 6: Final answer
    x = 792,740,186.06

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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.