Home / 673,618,117.20-1,010,427,175.80-305,329,504.20

Finding the Fourth Proportional to 673,618,117.20, 1,010,427,175.80 and 305,329,504.20

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Solution

The fourth proportional to 673,618,117.20, 1,010,427,175.80 and 305,329,504.20 is: 457,994,256.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,618,117.20 : 1,010,427,175.80 = 305,329,504.20 : x
  2. Step 2: Convert to fraction form
    673,618,117.20/1,010,427,175.80 = 305,329,504.20/x
  3. Step 3: Cross multiply
    673,618,117.20x = 1,010,427,175.80 × 305,329,504.20
  4. Step 4: Simplify right side
    673,618,117.20x = 308,513,228,617,220,224
  5. Step 5: Solve for x
    x = 308,513,228,617,220,224/673,618,117.20
  6. Step 6: Final answer
    x = 457,994,256.30

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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.