Home / 1,335,936,004.80-2,003,904,007.20-846,159,979.20

Finding the Fourth Proportional to 1,335,936,004.80, 2,003,904,007.20 and 846,159,979.20

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Solution

The fourth proportional to 1,335,936,004.80, 2,003,904,007.20 and 846,159,979.20 is: 1,269,239,968.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,936,004.80 : 2,003,904,007.20 = 846,159,979.20 : x
  2. Step 2: Convert to fraction form
    1,335,936,004.80/2,003,904,007.20 = 846,159,979.20/x
  3. Step 3: Cross multiply
    1,335,936,004.80x = 2,003,904,007.20 × 846,159,979.20
  4. Step 4: Simplify right side
    1,335,936,004.80x = 1,695,623,373,051,148,800
  5. Step 5: Solve for x
    x = 1,695,623,373,051,148,800/1,335,936,004.80
  6. Step 6: Final answer
    x = 1,269,239,968.80

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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.