Home / 290,016,002.40-435,024,003.60-167,404,034.40

Finding the Fourth Proportional to 290,016,002.40, 435,024,003.60 and 167,404,034.40

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Solution

The fourth proportional to 290,016,002.40, 435,024,003.60 and 167,404,034.40 is: 251,106,051.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,016,002.40 : 435,024,003.60 = 167,404,034.40 : x
  2. Step 2: Convert to fraction form
    290,016,002.40/435,024,003.60 = 167,404,034.40/x
  3. Step 3: Cross multiply
    290,016,002.40x = 435,024,003.60 × 167,404,034.40
  4. Step 4: Simplify right side
    290,016,002.40x = 72,824,773,263,480,128
  5. Step 5: Solve for x
    x = 72,824,773,263,480,128/290,016,002.40
  6. Step 6: Final answer
    x = 251,106,051.60

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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.