Home / 1,349,453,802.40-2,022,837,010.80-621,172,304.80

Finding the Fourth Proportional to 1,349,453,802.40, 2,022,837,010.80 and 621,172,304.80

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Solution

The fourth proportional to 1,349,453,802.40, 2,022,837,010.80 and 621,172,304.80 is: 931,139,936.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,453,802.40 : 2,022,837,010.80 = 621,172,304.80 : x
  2. Step 2: Convert to fraction form
    1,349,453,802.40/2,022,837,010.80 = 621,172,304.80/x
  3. Step 3: Cross multiply
    1,349,453,802.40x = 2,022,837,010.80 × 621,172,304.80
  4. Step 4: Simplify right side
    1,349,453,802.40x = 1,256,530,328,233,378,304
  5. Step 5: Solve for x
    x = 1,256,530,328,233,378,304/1,349,453,802.40
  6. Step 6: Final answer
    x = 931,139,936.76

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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.