Home / 1,691,565,543-2,539,839,096.09-946,041,965.82

Finding the Fourth Proportional to 1,691,565,543, 2,539,839,096.09 and 946,041,965.82

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Solution

The fourth proportional to 1,691,565,543, 2,539,839,096.09 and 946,041,965.82 is: 1,420,455,968.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,565,543 : 2,539,839,096.09 = 946,041,965.82 : x
  2. Step 2: Convert to fraction form
    1,691,565,543/2,539,839,096.09 = 946,041,965.82/x
  3. Step 3: Cross multiply
    1,691,565,543x = 2,539,839,096.09 × 946,041,965.82
  4. Step 4: Simplify right side
    1,691,565,543x = 2,402,794,371,331,475,968
  5. Step 5: Solve for x
    x = 2,402,794,371,331,475,968/1,691,565,543
  6. Step 6: Final answer
    x = 1,420,455,968.30

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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.