Home / 990,078,552,004.35-1,485,117,828,006.50-990,078,552,004.35

Finding the Fourth Proportional to 990,078,552,004.35, 1,485,117,828,006.50 and 990,078,552,004.35

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Solution

The fourth proportional to 990,078,552,004.35, 1,485,117,828,006.50 and 990,078,552,004.35 is: 1,485,117,828,006.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,078,552,004.35 : 1,485,117,828,006.50 = 990,078,552,004.35 : x
  2. Step 2: Convert to fraction form
    990,078,552,004.35/1,485,117,828,006.50 = 990,078,552,004.35/x
  3. Step 3: Cross multiply
    990,078,552,004.35x = 1,485,117,828,006.50 × 990,078,552,004.35
  4. Step 4: Simplify right side
    990,078,552,004.35x = 1,470,383,308,708,520,753,364,992
  5. Step 5: Solve for x
    x = 1,470,383,308,708,520,753,364,992/990,078,552,004.35
  6. Step 6: Final answer
    x = 1,485,117,828,006.50

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Double scale
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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.