Home / 232,720,885.72-348,976,278.76-66,686,413.74

Finding the Fourth Proportional to 232,720,885.72, 348,976,278.76 and 66,686,413.74

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Solution

The fourth proportional to 232,720,885.72, 348,976,278.76 and 66,686,413.74 is: 99,999,518.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,720,885.72 : 348,976,278.76 = 66,686,413.74 : x
  2. Step 2: Convert to fraction form
    232,720,885.72/348,976,278.76 = 66,686,413.74/x
  3. Step 3: Cross multiply
    232,720,885.72x = 348,976,278.76 × 66,686,413.74
  4. Step 4: Simplify right side
    232,720,885.72x = 23,271,976,510,834,936
  5. Step 5: Solve for x
    x = 23,271,976,510,834,936/232,720,885.72
  6. Step 6: Final answer
    x = 99,999,518.47

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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.