Home / 497,291,359.80-745,937,039.70-169,657,983.30

Finding the Fourth Proportional to 497,291,359.80, 745,937,039.70 and 169,657,983.30

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Solution

The fourth proportional to 497,291,359.80, 745,937,039.70 and 169,657,983.30 is: 254,486,974.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,291,359.80 : 745,937,039.70 = 169,657,983.30 : x
  2. Step 2: Convert to fraction form
    497,291,359.80/745,937,039.70 = 169,657,983.30/x
  3. Step 3: Cross multiply
    497,291,359.80x = 745,937,039.70 × 169,657,983.30
  4. Step 4: Simplify right side
    497,291,359.80x = 126,554,173,824,274,048
  5. Step 5: Solve for x
    x = 126,554,173,824,274,048/497,291,359.80
  6. Step 6: Final answer
    x = 254,486,974.95

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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.