Home / 7,772,783,801,438.40-10,726,778,823,820-4,304,402,914,102.80

Finding the Fourth Proportional to 7,772,783,801,438.40, 10,726,778,823,820 and 4,304,402,914,102.80

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Solution

The fourth proportional to 7,772,783,801,438.40, 10,726,778,823,820 and 4,304,402,914,102.80 is: 5,940,262,743,399.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,772,783,801,438.40 : 10,726,778,823,820 = 4,304,402,914,102.80 : x
  2. Step 2: Convert to fraction form
    7,772,783,801,438.40/10,726,778,823,820 = 4,304,402,914,102.80/x
  3. Step 3: Cross multiply
    7,772,783,801,438.40x = 10,726,778,823,820 × 4,304,402,914,102.80
  4. Step 4: Simplify right side
    7,772,783,801,438.40x = 46,172,378,028,187,012,793,630,720
  5. Step 5: Solve for x
    x = 46,172,378,028,187,012,793,630,720/7,772,783,801,438.40
  6. Step 6: Final answer
    x = 5,940,262,743,399.93

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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.