Home / 299,280,741.80-448,921,112.70-176,836,735.40

Finding the Fourth Proportional to 299,280,741.80, 448,921,112.70 and 176,836,735.40

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Solution

The fourth proportional to 299,280,741.80, 448,921,112.70 and 176,836,735.40 is: 265,255,103.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,280,741.80 : 448,921,112.70 = 176,836,735.40 : x
  2. Step 2: Convert to fraction form
    299,280,741.80/448,921,112.70 = 176,836,735.40/x
  3. Step 3: Cross multiply
    299,280,741.80x = 448,921,112.70 × 176,836,735.40
  4. Step 4: Simplify right side
    299,280,741.80x = 79,385,744,022,003,488
  5. Step 5: Solve for x
    x = 79,385,744,022,003,488/299,280,741.80
  6. Step 6: Final answer
    x = 265,255,103.10

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1.5x scale

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.