Home / 497,291,273.80-745,936,910.70-169,657,897.30

Finding the Fourth Proportional to 497,291,273.80, 745,936,910.70 and 169,657,897.30

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Solution

The fourth proportional to 497,291,273.80, 745,936,910.70 and 169,657,897.30 is: 254,486,845.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,291,273.80 : 745,936,910.70 = 169,657,897.30 : x
  2. Step 2: Convert to fraction form
    497,291,273.80/745,936,910.70 = 169,657,897.30/x
  3. Step 3: Cross multiply
    497,291,273.80x = 745,936,910.70 × 169,657,897.30
  4. Step 4: Simplify right side
    497,291,273.80x = 126,554,087,787,819,888
  5. Step 5: Solve for x
    x = 126,554,087,787,819,888/497,291,273.80
  6. Step 6: Final answer
    x = 254,486,845.95

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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.