Home / 1,354,272,413.64-1,867,006,740.54-908,315,469.96

Finding the Fourth Proportional to 1,354,272,413.64, 1,867,006,740.54 and 908,315,469.96

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Solution

The fourth proportional to 1,354,272,413.64, 1,867,006,740.54 and 908,315,469.96 is: 1,252,208,261.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,272,413.64 : 1,867,006,740.54 = 908,315,469.96 : x
  2. Step 2: Convert to fraction form
    1,354,272,413.64/1,867,006,740.54 = 908,315,469.96/x
  3. Step 3: Cross multiply
    1,354,272,413.64x = 1,867,006,740.54 × 908,315,469.96
  4. Step 4: Simplify right side
    1,354,272,413.64x = 1,695,831,104,952,077,824
  5. Step 5: Solve for x
    x = 1,695,831,104,952,077,824/1,354,272,413.64
  6. Step 6: Final answer
    x = 1,252,208,261.70

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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.