Home / 174,671,999.80-262,007,999.70-147,798,143.80

Finding the Fourth Proportional to 174,671,999.80, 262,007,999.70 and 147,798,143.80

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Solution

The fourth proportional to 174,671,999.80, 262,007,999.70 and 147,798,143.80 is: 221,697,215.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,671,999.80 : 262,007,999.70 = 147,798,143.80 : x
  2. Step 2: Convert to fraction form
    174,671,999.80/262,007,999.70 = 147,798,143.80/x
  3. Step 3: Cross multiply
    174,671,999.80x = 262,007,999.70 × 147,798,143.80
  4. Step 4: Simplify right side
    174,671,999.80x = 38,724,296,016,410,960
  5. Step 5: Solve for x
    x = 38,724,296,016,410,960/174,671,999.80
  6. Step 6: Final answer
    x = 221,697,215.70

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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.