Home / 340,505,786.40-510,830,413.20-110,456,908.80

Finding the Fourth Proportional to 340,505,786.40, 510,830,413.20 and 110,456,908.80

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Solution

The fourth proportional to 340,505,786.40, 510,830,413.20 and 110,456,908.80 is: 165,708,632.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,505,786.40 : 510,830,413.20 = 110,456,908.80 : x
  2. Step 2: Convert to fraction form
    340,505,786.40/510,830,413.20 = 110,456,908.80/x
  3. Step 3: Cross multiply
    340,505,786.40x = 510,830,413.20 × 110,456,908.80
  4. Step 4: Simplify right side
    340,505,786.40x = 56,424,748,363,098,712
  5. Step 5: Solve for x
    x = 56,424,748,363,098,712/340,505,786.40
  6. Step 6: Final answer
    x = 165,708,632.91

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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.