Home / 216,140,348.22-298,270,119.90-117,020,303.16

Finding the Fourth Proportional to 216,140,348.22, 298,270,119.90 and 117,020,303.16

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Solution

The fourth proportional to 216,140,348.22, 298,270,119.90 and 117,020,303.16 is: 161,486,090.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,140,348.22 : 298,270,119.90 = 117,020,303.16 : x
  2. Step 2: Convert to fraction form
    216,140,348.22/298,270,119.90 = 117,020,303.16/x
  3. Step 3: Cross multiply
    216,140,348.22x = 298,270,119.90 × 117,020,303.16
  4. Step 4: Simplify right side
    216,140,348.22x = 34,903,659,854,267,544
  5. Step 5: Solve for x
    x = 34,903,659,854,267,544/216,140,348.22
  6. Step 6: Final answer
    x = 161,486,090.60

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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.