Home / 990,077,882,756.85-1,485,116,824,135.30-990,077,882,756.85

Finding the Fourth Proportional to 990,077,882,756.85, 1,485,116,824,135.30 and 990,077,882,756.85

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Solution

The fourth proportional to 990,077,882,756.85, 1,485,116,824,135.30 and 990,077,882,756.85 is: 1,485,116,824,135.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,077,882,756.85 : 1,485,116,824,135.30 = 990,077,882,756.85 : x
  2. Step 2: Convert to fraction form
    990,077,882,756.85/1,485,116,824,135.30 = 990,077,882,756.85/x
  3. Step 3: Cross multiply
    990,077,882,756.85x = 1,485,116,824,135.30 × 990,077,882,756.85
  4. Step 4: Simplify right side
    990,077,882,756.85x = 1,470,381,320,886,454,897,868,800
  5. Step 5: Solve for x
    x = 1,470,381,320,886,454,897,868,800/990,077,882,756.85
  6. Step 6: Final answer
    x = 1,485,116,824,135.30

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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.