Home / 657,098,616,318.80-906,801,414,775.64-364,128,432,858.04

Finding the Fourth Proportional to 657,098,616,318.80, 906,801,414,775.64 and 364,128,432,858.04

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Solution

The fourth proportional to 657,098,616,318.80, 906,801,414,775.64 and 364,128,432,858.04 is: 502,500,187,757.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,098,616,318.80 : 906,801,414,775.64 = 364,128,432,858.04 : x
  2. Step 2: Convert to fraction form
    657,098,616,318.80/906,801,414,775.64 = 364,128,432,858.04/x
  3. Step 3: Cross multiply
    657,098,616,318.80x = 906,801,414,775.64 × 364,128,432,858.04
  4. Step 4: Simplify right side
    657,098,616,318.80x = 330,192,178,075,707,266,564,096
  5. Step 5: Solve for x
    x = 330,192,178,075,707,266,564,096/657,098,616,318.80
  6. Step 6: Final answer
    x = 502,500,187,757.98

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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.