Home / 1,422,278,184,093.10-1,962,745,346,653.80-771,956,901,790.10

Finding the Fourth Proportional to 1,422,278,184,093.10, 1,962,745,346,653.80 and 771,956,901,790.10

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Solution

The fourth proportional to 1,422,278,184,093.10, 1,962,745,346,653.80 and 771,956,901,790.10 is: 1,065,301,312,887.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,278,184,093.10 : 1,962,745,346,653.80 = 771,956,901,790.10 : x
  2. Step 2: Convert to fraction form
    1,422,278,184,093.10/1,962,745,346,653.80 = 771,956,901,790.10/x
  3. Step 3: Cross multiply
    1,422,278,184,093.10x = 1,962,745,346,653.80 × 771,956,901,790.10
  4. Step 4: Simplify right side
    1,422,278,184,093.10x = 1,515,154,816,805,803,380,441,088
  5. Step 5: Solve for x
    x = 1,515,154,816,805,803,380,441,088/1,422,278,184,093.10
  6. Step 6: Final answer
    x = 1,065,301,312,887.62

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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.