Home / 602,502,518.72-831,407,845.82-338,133,453.50

Finding the Fourth Proportional to 602,502,518.72, 831,407,845.82 and 338,133,453.50

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Solution

The fourth proportional to 602,502,518.72, 831,407,845.82 and 338,133,453.50 is: 466,598,557.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,502,518.72 : 831,407,845.82 = 338,133,453.50 : x
  2. Step 2: Convert to fraction form
    602,502,518.72/831,407,845.82 = 338,133,453.50/x
  3. Step 3: Cross multiply
    602,502,518.72x = 831,407,845.82 × 338,133,453.50
  4. Step 4: Simplify right side
    602,502,518.72x = 281,126,806,174,112,160
  5. Step 5: Solve for x
    x = 281,126,806,174,112,160/602,502,518.72
  6. Step 6: Final answer
    x = 466,598,557.58

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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.