Home / 1,140,806,609,168.30-1,574,350,875,974.60-626,990,616,099.25

Finding the Fourth Proportional to 1,140,806,609,168.30, 1,574,350,875,974.60 and 626,990,616,099.25

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Solution

The fourth proportional to 1,140,806,609,168.30, 1,574,350,875,974.60 and 626,990,616,099.25 is: 865,267,800,651.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,806,609,168.30 : 1,574,350,875,974.60 = 626,990,616,099.25 : x
  2. Step 2: Convert to fraction form
    1,140,806,609,168.30/1,574,350,875,974.60 = 626,990,616,099.25/x
  3. Step 3: Cross multiply
    1,140,806,609,168.30x = 1,574,350,875,974.60 × 626,990,616,099.25
  4. Step 4: Simplify right side
    1,140,806,609,168.30x = 987,103,225,683,708,485,828,608
  5. Step 5: Solve for x
    x = 987,103,225,683,708,485,828,608/1,140,806,609,168.30
  6. Step 6: Final answer
    x = 865,267,800,651.46

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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.