Home / 1,303,387,295.13-1,798,739,090.51-808,509,435.93

Finding the Fourth Proportional to 1,303,387,295.13, 1,798,739,090.51 and 808,509,435.93

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Solution

The fourth proportional to 1,303,387,295.13, 1,798,739,090.51 and 808,509,435.93 is: 1,115,783,108.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,387,295.13 : 1,798,739,090.51 = 808,509,435.93 : x
  2. Step 2: Convert to fraction form
    1,303,387,295.13/1,798,739,090.51 = 808,509,435.93/x
  3. Step 3: Cross multiply
    1,303,387,295.13x = 1,798,739,090.51 × 808,509,435.93
  4. Step 4: Simplify right side
    1,303,387,295.13x = 1,454,297,527,449,438,720
  5. Step 5: Solve for x
    x = 1,454,297,527,449,438,720/1,303,387,295.13
  6. Step 6: Final answer
    x = 1,115,783,108.28

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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.