Home / 253,994,364.78-350,433,670-148,072,804.53

Finding the Fourth Proportional to 253,994,364.78, 350,433,670 and 148,072,804.53

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Solution

The fourth proportional to 253,994,364.78, 350,433,670 and 148,072,804.53 is: 204,294,675.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,994,364.78 : 350,433,670 = 148,072,804.53 : x
  2. Step 2: Convert to fraction form
    253,994,364.78/350,433,670 = 148,072,804.53/x
  3. Step 3: Cross multiply
    253,994,364.78x = 350,433,670 × 148,072,804.53
  4. Step 4: Simplify right side
    253,994,364.78x = 51,889,696,318,640,528
  5. Step 5: Solve for x
    x = 51,889,696,318,640,528/253,994,364.78
  6. Step 6: Final answer
    x = 204,294,675.45

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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.