Home / 1,267,824,386,116.70-1,749,501,635,231.50-711,522,072,996.80

Finding the Fourth Proportional to 1,267,824,386,116.70, 1,749,501,635,231.50 and 711,522,072,996.80

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Solution

The fourth proportional to 1,267,824,386,116.70, 1,749,501,635,231.50 and 711,522,072,996.80 is: 981,846,574,212.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,824,386,116.70 : 1,749,501,635,231.50 = 711,522,072,996.80 : x
  2. Step 2: Convert to fraction form
    1,267,824,386,116.70/1,749,501,635,231.50 = 711,522,072,996.80/x
  3. Step 3: Cross multiply
    1,267,824,386,116.70x = 1,749,501,635,231.50 × 711,522,072,996.80
  4. Step 4: Simplify right side
    1,267,824,386,116.70x = 1,244,809,030,211,208,308,850,688
  5. Step 5: Solve for x
    x = 1,244,809,030,211,208,308,850,688/1,267,824,386,116.70
  6. Step 6: Final answer
    x = 981,846,574,212.08

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Double scale
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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.