Home / 79,830,616.80-110,166,411.24-43,161,187.80

Finding the Fourth Proportional to 79,830,616.80, 110,166,411.24 and 43,161,187.80

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Solution

The fourth proportional to 79,830,616.80, 110,166,411.24 and 43,161,187.80 is: 59,562,525.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,830,616.80 : 110,166,411.24 = 43,161,187.80 : x
  2. Step 2: Convert to fraction form
    79,830,616.80/110,166,411.24 = 43,161,187.80/x
  3. Step 3: Cross multiply
    79,830,616.80x = 110,166,411.24 × 43,161,187.80
  4. Step 4: Simplify right side
    79,830,616.80x = 4,754,913,164,781,670
  5. Step 5: Solve for x
    x = 4,754,913,164,781,670/79,830,616.80
  6. Step 6: Final answer
    x = 59,562,525.70

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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.