Home / 1,379,076,827.60-1,903,166,404.44-752,585,623.76

Finding the Fourth Proportional to 1,379,076,827.60, 1,903,166,404.44 and 752,585,623.76

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Solution

The fourth proportional to 1,379,076,827.60, 1,903,166,404.44 and 752,585,623.76 is: 1,038,590,198.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,076,827.60 : 1,903,166,404.44 = 752,585,623.76 : x
  2. Step 2: Convert to fraction form
    1,379,076,827.60/1,903,166,404.44 = 752,585,623.76/x
  3. Step 3: Cross multiply
    1,379,076,827.60x = 1,903,166,404.44 × 752,585,623.76
  4. Step 4: Simplify right side
    1,379,076,827.60x = 1,432,295,675,604,553,984
  5. Step 5: Solve for x
    x = 1,432,295,675,604,553,984/1,379,076,827.60
  6. Step 6: Final answer
    x = 1,038,590,198.12

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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.