Home / 657,421,603.30-907,270,331.01-364,066,171.30

Finding the Fourth Proportional to 657,421,603.30, 907,270,331.01 and 364,066,171.30

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Solution

The fourth proportional to 657,421,603.30, 907,270,331.01 and 364,066,171.30 is: 502,427,109.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,421,603.30 : 907,270,331.01 = 364,066,171.30 : x
  2. Step 2: Convert to fraction form
    657,421,603.30/907,270,331.01 = 364,066,171.30/x
  3. Step 3: Cross multiply
    657,421,603.30x = 907,270,331.01 × 364,066,171.30
  4. Step 4: Simplify right side
    657,421,603.30x = 330,306,435,744,894,400
  5. Step 5: Solve for x
    x = 330,306,435,744,894,400/657,421,603.30
  6. Step 6: Final answer
    x = 502,427,109.31

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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.