Home / 1,267,824,386,116.40-1,749,501,635,231.10-711,522,072,996.55

Finding the Fourth Proportional to 1,267,824,386,116.40, 1,749,501,635,231.10 and 711,522,072,996.55

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Solution

The fourth proportional to 1,267,824,386,116.40, 1,749,501,635,231.10 and 711,522,072,996.55 is: 981,846,574,211.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,824,386,116.40 : 1,749,501,635,231.10 = 711,522,072,996.55 : x
  2. Step 2: Convert to fraction form
    1,267,824,386,116.40/1,749,501,635,231.10 = 711,522,072,996.55/x
  3. Step 3: Cross multiply
    1,267,824,386,116.40x = 1,749,501,635,231.10 × 711,522,072,996.55
  4. Step 4: Simplify right side
    1,267,824,386,116.40x = 1,244,809,030,210,486,485,909,504
  5. Step 5: Solve for x
    x = 1,244,809,030,210,486,485,909,504/1,267,824,386,116.40
  6. Step 6: Final answer
    x = 981,846,574,211.74

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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.