Home / 1,324,505,670.67-1,827,243,495.12-788,356,705.24

Finding the Fourth Proportional to 1,324,505,670.67, 1,827,243,495.12 and 788,356,705.24

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Solution

The fourth proportional to 1,324,505,670.67, 1,827,243,495.12 and 788,356,705.24 is: 1,087,590,407.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,505,670.67 : 1,827,243,495.12 = 788,356,705.24 : x
  2. Step 2: Convert to fraction form
    1,324,505,670.67/1,827,243,495.12 = 788,356,705.24/x
  3. Step 3: Cross multiply
    1,324,505,670.67x = 1,827,243,495.12 × 788,356,705.24
  4. Step 4: Simplify right side
    1,324,505,670.67x = 1,440,519,661,482,373,888
  5. Step 5: Solve for x
    x = 1,440,519,661,482,373,888/1,324,505,670.67
  6. Step 6: Final answer
    x = 1,087,590,407.04

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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.