Home / 217,326,202.86-299,912,323.62-118,209,256.04

Finding the Fourth Proportional to 217,326,202.86, 299,912,323.62 and 118,209,256.04

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Solution

The fourth proportional to 217,326,202.86, 299,912,323.62 and 118,209,256.04 is: 163,129,950.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,326,202.86 : 299,912,323.62 = 118,209,256.04 : x
  2. Step 2: Convert to fraction form
    217,326,202.86/299,912,323.62 = 118,209,256.04/x
  3. Step 3: Cross multiply
    217,326,202.86x = 299,912,323.62 × 118,209,256.04
  4. Step 4: Simplify right side
    217,326,202.86x = 35,452,412,652,347,924
  5. Step 5: Solve for x
    x = 35,452,412,652,347,924/217,326,202.86
  6. Step 6: Final answer
    x = 163,129,950.21

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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.