Home / 216,224,845.07-298,390,191.93-117,105,597.05

Finding the Fourth Proportional to 216,224,845.07, 298,390,191.93 and 117,105,597.05

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Solution

The fourth proportional to 216,224,845.07, 298,390,191.93 and 117,105,597.05 is: 161,605,672.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,224,845.07 : 298,390,191.93 = 117,105,597.05 : x
  2. Step 2: Convert to fraction form
    216,224,845.07/298,390,191.93 = 117,105,597.05/x
  3. Step 3: Cross multiply
    216,224,845.07x = 298,390,191.93 × 117,105,597.05
  4. Step 4: Simplify right side
    216,224,845.07x = 34,943,161,578,334,792
  5. Step 5: Solve for x
    x = 34,943,161,578,334,792/216,224,845.07
  6. Step 6: Final answer
    x = 161,605,672.87

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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.