Home / 282,110,999.80-423,166,499.70-74,849,009.80

Finding the Fourth Proportional to 282,110,999.80, 423,166,499.70 and 74,849,009.80

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Solution

The fourth proportional to 282,110,999.80, 423,166,499.70 and 74,849,009.80 is: 112,273,514.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,110,999.80 : 423,166,499.70 = 74,849,009.80 : x
  2. Step 2: Convert to fraction form
    282,110,999.80/423,166,499.70 = 74,849,009.80/x
  3. Step 3: Cross multiply
    282,110,999.80x = 423,166,499.70 × 74,849,009.80
  4. Step 4: Simplify right side
    282,110,999.80x = 31,673,593,483,076,996
  5. Step 5: Solve for x
    x = 31,673,593,483,076,996/282,110,999.80
  6. Step 6: Final answer
    x = 112,273,514.70

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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.