Home / 1,267,824,386,116.90-1,749,501,635,231.80-711,522,072,997.05

Finding the Fourth Proportional to 1,267,824,386,116.90, 1,749,501,635,231.80 and 711,522,072,997.05

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Solution

The fourth proportional to 1,267,824,386,116.90, 1,749,501,635,231.80 and 711,522,072,997.05 is: 981,846,574,212.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,824,386,116.90 : 1,749,501,635,231.80 = 711,522,072,997.05 : x
  2. Step 2: Convert to fraction form
    1,267,824,386,116.90/1,749,501,635,231.80 = 711,522,072,997.05/x
  3. Step 3: Cross multiply
    1,267,824,386,116.90x = 1,749,501,635,231.80 × 711,522,072,997.05
  4. Step 4: Simplify right side
    1,267,824,386,116.90x = 1,244,809,030,211,859,264,831,488
  5. Step 5: Solve for x
    x = 1,244,809,030,211,859,264,831,488/1,267,824,386,116.90
  6. Step 6: Final answer
    x = 981,846,574,212.43

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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.