Home / 612,974,035.69-845,903,946.80-334,515,559.22

Finding the Fourth Proportional to 612,974,035.69, 845,903,946.80 and 334,515,559.22

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Solution

The fourth proportional to 612,974,035.69, 845,903,946.80 and 334,515,559.22 is: 461,631,350.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,974,035.69 : 845,903,946.80 = 334,515,559.22 : x
  2. Step 2: Convert to fraction form
    612,974,035.69/845,903,946.80 = 334,515,559.22/x
  3. Step 3: Cross multiply
    612,974,035.69x = 845,903,946.80 × 334,515,559.22
  4. Step 4: Simplify right side
    612,974,035.69x = 282,968,031,809,986,048
  5. Step 5: Solve for x
    x = 282,968,031,809,986,048/612,974,035.69
  6. Step 6: Final answer
    x = 461,631,350.33

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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.