Home / 557,037,047.40-835,555,571.10-298,756,721.40

Finding the Fourth Proportional to 557,037,047.40, 835,555,571.10 and 298,756,721.40

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Solution

The fourth proportional to 557,037,047.40, 835,555,571.10 and 298,756,721.40 is: 448,135,082.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,037,047.40 : 835,555,571.10 = 298,756,721.40 : x
  2. Step 2: Convert to fraction form
    557,037,047.40/835,555,571.10 = 298,756,721.40/x
  3. Step 3: Cross multiply
    557,037,047.40x = 835,555,571.10 × 298,756,721.40
  4. Step 4: Simplify right side
    557,037,047.40x = 249,627,842,969,340,576
  5. Step 5: Solve for x
    x = 249,627,842,969,340,576/557,037,047.40
  6. Step 6: Final answer
    x = 448,135,082.10

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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.