Home / 1,133,042,490-1,699,485,724.80-696,410,564.40

Finding the Fourth Proportional to 1,133,042,490, 1,699,485,724.80 and 696,410,564.40

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Solution

The fourth proportional to 1,133,042,490, 1,699,485,724.80 and 696,410,564.40 is: 1,044,567,898.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,042,490 : 1,699,485,724.80 = 696,410,564.40 : x
  2. Step 2: Convert to fraction form
    1,133,042,490/1,699,485,724.80 = 696,410,564.40/x
  3. Step 3: Cross multiply
    1,133,042,490x = 1,699,485,724.80 × 696,410,564.40
  4. Step 4: Simplify right side
    1,133,042,490x = 1,183,539,812,797,711,104
  5. Step 5: Solve for x
    x = 1,183,539,812,797,711,104/1,133,042,490
  6. Step 6: Final answer
    x = 1,044,567,898.59

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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.