Home / 1,401,208,087.80-2,101,812,131.70-885,230,052.60

Finding the Fourth Proportional to 1,401,208,087.80, 2,101,812,131.70 and 885,230,052.60

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Solution

The fourth proportional to 1,401,208,087.80, 2,101,812,131.70 and 885,230,052.60 is: 1,327,845,078.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,208,087.80 : 2,101,812,131.70 = 885,230,052.60 : x
  2. Step 2: Convert to fraction form
    1,401,208,087.80/2,101,812,131.70 = 885,230,052.60/x
  3. Step 3: Cross multiply
    1,401,208,087.80x = 2,101,812,131.70 × 885,230,052.60
  4. Step 4: Simplify right side
    1,401,208,087.80x = 1,860,587,263,900,109,312
  5. Step 5: Solve for x
    x = 1,860,587,263,900,109,312/1,401,208,087.80
  6. Step 6: Final answer
    x = 1,327,845,078.90

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1.5x scale

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.