Home / 436,908,401.74-602,909,395.94-238,630,418.38

Finding the Fourth Proportional to 436,908,401.74, 602,909,395.94 and 238,630,418.38

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Solution

The fourth proportional to 436,908,401.74, 602,909,395.94 and 238,630,418.38 is: 329,296,760.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,908,401.74 : 602,909,395.94 = 238,630,418.38 : x
  2. Step 2: Convert to fraction form
    436,908,401.74/602,909,395.94 = 238,630,418.38/x
  3. Step 3: Cross multiply
    436,908,401.74x = 602,909,395.94 × 238,630,418.38
  4. Step 4: Simplify right side
    436,908,401.74x = 143,872,521,398,395,280
  5. Step 5: Solve for x
    x = 143,872,521,398,395,280/436,908,401.74
  6. Step 6: Final answer
    x = 329,296,760.66

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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.