Home / 698,948,848.80-1,049,934,927.60-494,875,504.80

Finding the Fourth Proportional to 698,948,848.80, 1,049,934,927.60 and 494,875,504.80

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Solution

The fourth proportional to 698,948,848.80, 1,049,934,927.60 and 494,875,504.80 is: 743,383,551.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,948,848.80 : 1,049,934,927.60 = 494,875,504.80 : x
  2. Step 2: Convert to fraction form
    698,948,848.80/1,049,934,927.60 = 494,875,504.80/x
  3. Step 3: Cross multiply
    698,948,848.80x = 1,049,934,927.60 × 494,875,504.80
  4. Step 4: Simplify right side
    698,948,848.80x = 519,587,077,303,201,472
  5. Step 5: Solve for x
    x = 519,587,077,303,201,472/698,948,848.80
  6. Step 6: Final answer
    x = 743,383,551.16

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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.