Home / 786,396,602,888.76-1,179,648,174,671-276,393,365,515.46

Finding the Fourth Proportional to 786,396,602,888.76, 1,179,648,174,671 and 276,393,365,515.46

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Solution

The fourth proportional to 786,396,602,888.76, 1,179,648,174,671 and 276,393,365,515.46 is: 414,608,771,100.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,396,602,888.76 : 1,179,648,174,671 = 276,393,365,515.46 : x
  2. Step 2: Convert to fraction form
    786,396,602,888.76/1,179,648,174,671 = 276,393,365,515.46/x
  3. Step 3: Cross multiply
    786,396,602,888.76x = 1,179,648,174,671 × 276,393,365,515.46
  4. Step 4: Simplify right side
    786,396,602,888.76x = 326,046,929,121,486,907,113,472
  5. Step 5: Solve for x
    x = 326,046,929,121,486,907,113,472/786,396,602,888.76
  6. Step 6: Final answer
    x = 414,608,771,100.72

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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.