Home / 846,376,637.20-1,167,859,617.71-489,177,676.25

Finding the Fourth Proportional to 846,376,637.20, 1,167,859,617.71 and 489,177,676.25

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Solution

The fourth proportional to 846,376,637.20, 1,167,859,617.71 and 489,177,676.25 is: 674,984,196.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,376,637.20 : 1,167,859,617.71 = 489,177,676.25 : x
  2. Step 2: Convert to fraction form
    846,376,637.20/1,167,859,617.71 = 489,177,676.25/x
  3. Step 3: Cross multiply
    846,376,637.20x = 1,167,859,617.71 × 489,177,676.25
  4. Step 4: Simplify right side
    846,376,637.20x = 571,290,853,977,591,168
  5. Step 5: Solve for x
    x = 571,290,853,977,591,168/846,376,637.20
  6. Step 6: Final answer
    x = 674,984,196.00

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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.