Home / 1,422,278,184,099.30-1,962,745,346,662.60-771,956,901,796.35

Finding the Fourth Proportional to 1,422,278,184,099.30, 1,962,745,346,662.60 and 771,956,901,796.35

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Solution

The fourth proportional to 1,422,278,184,099.30, 1,962,745,346,662.60 and 771,956,901,796.35 is: 1,065,301,312,896.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,278,184,099.30 : 1,962,745,346,662.60 = 771,956,901,796.35 : x
  2. Step 2: Convert to fraction form
    1,422,278,184,099.30/1,962,745,346,662.60 = 771,956,901,796.35/x
  3. Step 3: Cross multiply
    1,422,278,184,099.30x = 1,962,745,346,662.60 × 771,956,901,796.35
  4. Step 4: Simplify right side
    1,422,278,184,099.30x = 1,515,154,816,824,863,639,994,368
  5. Step 5: Solve for x
    x = 1,515,154,816,824,863,639,994,368/1,422,278,184,099.30
  6. Step 6: Final answer
    x = 1,065,301,312,896.38

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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.