Home / 216,386,290.44-298,613,333.70-117,267,032.70

Finding the Fourth Proportional to 216,386,290.44, 298,613,333.70 and 117,267,032.70

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Solution

The fourth proportional to 216,386,290.44, 298,613,333.70 and 117,267,032.70 is: 161,828,642.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,386,290.44 : 298,613,333.70 = 117,267,032.70 : x
  2. Step 2: Convert to fraction form
    216,386,290.44/298,613,333.70 = 117,267,032.70/x
  3. Step 3: Cross multiply
    216,386,290.44x = 298,613,333.70 × 117,267,032.70
  4. Step 4: Simplify right side
    216,386,290.44x = 35,017,499,567,653,912
  5. Step 5: Solve for x
    x = 35,017,499,567,653,912/216,386,290.44
  6. Step 6: Final answer
    x = 161,828,642.18

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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.