Home / 845,154,413.80-1,267,731,620.70-231,737,655.40

Finding the Fourth Proportional to 845,154,413.80, 1,267,731,620.70 and 231,737,655.40

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Solution

The fourth proportional to 845,154,413.80, 1,267,731,620.70 and 231,737,655.40 is: 347,606,483.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,154,413.80 : 1,267,731,620.70 = 231,737,655.40 : x
  2. Step 2: Convert to fraction form
    845,154,413.80/1,267,731,620.70 = 231,737,655.40/x
  3. Step 3: Cross multiply
    845,154,413.80x = 1,267,731,620.70 × 231,737,655.40
  4. Step 4: Simplify right side
    845,154,413.80x = 293,781,153,457,460,096
  5. Step 5: Solve for x
    x = 293,781,153,457,460,096/845,154,413.80
  6. Step 6: Final answer
    x = 347,606,483.10

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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.