Home / 821,064,464.32-1,133,059,940.32-444,711,688.96

Finding the Fourth Proportional to 821,064,464.32, 1,133,059,940.32 and 444,711,688.96

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Solution

The fourth proportional to 821,064,464.32, 1,133,059,940.32 and 444,711,688.96 is: 613,697,245.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,064,464.32 : 1,133,059,940.32 = 444,711,688.96 : x
  2. Step 2: Convert to fraction form
    821,064,464.32/1,133,059,940.32 = 444,711,688.96/x
  3. Step 3: Cross multiply
    821,064,464.32x = 1,133,059,940.32 × 444,711,688.96
  4. Step 4: Simplify right side
    821,064,464.32x = 503,884,999,752,623,936
  5. Step 5: Solve for x
    x = 503,884,999,752,623,936/821,064,464.32
  6. Step 6: Final answer
    x = 613,697,245.04

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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.