Home / 298,936,617.10-448,404,925.65-83,525,865.10

Finding the Fourth Proportional to 298,936,617.10, 448,404,925.65 and 83,525,865.10

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Solution

The fourth proportional to 298,936,617.10, 448,404,925.65 and 83,525,865.10 is: 125,288,797.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,936,617.10 : 448,404,925.65 = 83,525,865.10 : x
  2. Step 2: Convert to fraction form
    298,936,617.10/448,404,925.65 = 83,525,865.10/x
  3. Step 3: Cross multiply
    298,936,617.10x = 448,404,925.65 × 83,525,865.10
  4. Step 4: Simplify right side
    298,936,617.10x = 37,453,409,330,017,424
  5. Step 5: Solve for x
    x = 37,453,409,330,017,424/298,936,617.10
  6. Step 6: Final answer
    x = 125,288,797.65

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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.