Home / 1,076,557,364.20-1,485,648,934.50-581,520,085.48

Finding the Fourth Proportional to 1,076,557,364.20, 1,485,648,934.50 and 581,520,085.48

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Solution

The fourth proportional to 1,076,557,364.20, 1,485,648,934.50 and 581,520,085.48 is: 802,497,594.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,557,364.20 : 1,485,648,934.50 = 581,520,085.48 : x
  2. Step 2: Convert to fraction form
    1,076,557,364.20/1,485,648,934.50 = 581,520,085.48/x
  3. Step 3: Cross multiply
    1,076,557,364.20x = 1,485,648,934.50 × 581,520,085.48
  4. Step 4: Simplify right side
    1,076,557,364.20x = 863,934,695,383,710,976
  5. Step 5: Solve for x
    x = 863,934,695,383,710,976/1,076,557,364.20
  6. Step 6: Final answer
    x = 802,497,594.75

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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.