Home / 236,266,673.40-354,293,721.90-90,651,839.40

Finding the Fourth Proportional to 236,266,673.40, 354,293,721.90 and 90,651,839.40

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Solution

The fourth proportional to 236,266,673.40, 354,293,721.90 and 90,651,839.40 is: 135,936,977.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,266,673.40 : 354,293,721.90 = 90,651,839.40 : x
  2. Step 2: Convert to fraction form
    236,266,673.40/354,293,721.90 = 90,651,839.40/x
  3. Step 3: Cross multiply
    236,266,673.40x = 354,293,721.90 × 90,651,839.40
  4. Step 4: Simplify right side
    236,266,673.40x = 32,117,377,578,107,064
  5. Step 5: Solve for x
    x = 32,117,377,578,107,064/236,266,673.40
  6. Step 6: Final answer
    x = 135,936,977.97

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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.