Home / 657,072,034.80-985,608,052.20-334,585,762.80

Finding the Fourth Proportional to 657,072,034.80, 985,608,052.20 and 334,585,762.80

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Solution

The fourth proportional to 657,072,034.80, 985,608,052.20 and 334,585,762.80 is: 501,878,644.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,072,034.80 : 985,608,052.20 = 334,585,762.80 : x
  2. Step 2: Convert to fraction form
    657,072,034.80/985,608,052.20 = 334,585,762.80/x
  3. Step 3: Cross multiply
    657,072,034.80x = 985,608,052.20 × 334,585,762.80
  4. Step 4: Simplify right side
    657,072,034.80x = 329,770,421,967,159,232
  5. Step 5: Solve for x
    x = 329,770,421,967,159,232/657,072,034.80
  6. Step 6: Final answer
    x = 501,878,644.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.