Home / 988,988,413.08-1,364,735,733.66-548,920,623

Finding the Fourth Proportional to 988,988,413.08, 1,364,735,733.66 and 548,920,623

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Solution

The fourth proportional to 988,988,413.08, 1,364,735,733.66 and 548,920,623 is: 757,472,564.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,988,413.08 : 1,364,735,733.66 = 548,920,623 : x
  2. Step 2: Convert to fraction form
    988,988,413.08/1,364,735,733.66 = 548,920,623/x
  3. Step 3: Cross multiply
    988,988,413.08x = 1,364,735,733.66 × 548,920,623
  4. Step 4: Simplify right side
    988,988,413.08x = 749,131,589,151,009,280
  5. Step 5: Solve for x
    x = 749,131,589,151,009,280/988,988,413.08
  6. Step 6: Final answer
    x = 757,472,564.13

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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.