Home / 202,235,557.60-302,840,120.40-111,256,357.60

Finding the Fourth Proportional to 202,235,557.60, 302,840,120.40 and 111,256,357.60

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Solution

The fourth proportional to 202,235,557.60, 302,840,120.40 and 111,256,357.60 is: 166,602,199.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,235,557.60 : 302,840,120.40 = 111,256,357.60 : x
  2. Step 2: Convert to fraction form
    202,235,557.60/302,840,120.40 = 111,256,357.60/x
  3. Step 3: Cross multiply
    202,235,557.60x = 302,840,120.40 × 111,256,357.60
  4. Step 4: Simplify right side
    202,235,557.60x = 33,692,888,730,849,452
  5. Step 5: Solve for x
    x = 33,692,888,730,849,452/202,235,557.60
  6. Step 6: Final answer
    x = 166,602,199.59

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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.