Home / 436,908,399.74-602,909,393.18-238,630,416.38

Finding the Fourth Proportional to 436,908,399.74, 602,909,393.18 and 238,630,416.38

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Solution

The fourth proportional to 436,908,399.74, 602,909,393.18 and 238,630,416.38 is: 329,296,757.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,908,399.74 : 602,909,393.18 = 238,630,416.38 : x
  2. Step 2: Convert to fraction form
    436,908,399.74/602,909,393.18 = 238,630,416.38/x
  3. Step 3: Cross multiply
    436,908,399.74x = 602,909,393.18 × 238,630,416.38
  4. Step 4: Simplify right side
    436,908,399.74x = 143,872,519,533,956,512
  5. Step 5: Solve for x
    x = 143,872,519,533,956,512/436,908,399.74
  6. Step 6: Final answer
    x = 329,296,757.90

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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.