Home / 1,252,100,394.20-1,878,514,094.72-504,730,470.35

Finding the Fourth Proportional to 1,252,100,394.20, 1,878,514,094.72 and 504,730,470.35

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Solution

The fourth proportional to 1,252,100,394.20, 1,878,514,094.72 and 504,730,470.35 is: 757,242,236.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,100,394.20 : 1,878,514,094.72 = 504,730,470.35 : x
  2. Step 2: Convert to fraction form
    1,252,100,394.20/1,878,514,094.72 = 504,730,470.35/x
  3. Step 3: Cross multiply
    1,252,100,394.20x = 1,878,514,094.72 × 504,730,470.35
  4. Step 4: Simplify right side
    1,252,100,394.20x = 948,143,302,578,999,424
  5. Step 5: Solve for x
    x = 948,143,302,578,999,424/1,252,100,394.20
  6. Step 6: Final answer
    x = 757,242,236.31

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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.