Home / 571,152,121.20-856,756,175.40-299,054,329.20

Finding the Fourth Proportional to 571,152,121.20, 856,756,175.40 and 299,054,329.20

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Solution

The fourth proportional to 571,152,121.20, 856,756,175.40 and 299,054,329.20 is: 448,596,151.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,152,121.20 : 856,756,175.40 = 299,054,329.20 : x
  2. Step 2: Convert to fraction form
    571,152,121.20/856,756,175.40 = 299,054,329.20/x
  3. Step 3: Cross multiply
    571,152,121.20x = 856,756,175.40 × 299,054,329.20
  4. Step 4: Simplify right side
    571,152,121.20x = 256,216,643,322,204,512
  5. Step 5: Solve for x
    x = 256,216,643,322,204,512/571,152,121.20
  6. Step 6: Final answer
    x = 448,596,151.20

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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.