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Finding the Fourth Proportional to 602,502,515.22, 831,407,841 and 338,133,450

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Solution

The fourth proportional to 602,502,515.22, 831,407,841 and 338,133,450 is: 466,598,552.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,502,515.22 : 831,407,841 = 338,133,450 : x
  2. Step 2: Convert to fraction form
    602,502,515.22/831,407,841 = 338,133,450/x
  3. Step 3: Cross multiply
    602,502,515.22x = 831,407,841 × 338,133,450
  4. Step 4: Simplify right side
    602,502,515.22x = 281,126,801,634,381,440
  5. Step 5: Solve for x
    x = 281,126,801,634,381,440/602,502,515.22
  6. Step 6: Final answer
    x = 466,598,552.76

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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.