Home / 411,289,437.32-567,579,423.50-235,081,216.10

Finding the Fourth Proportional to 411,289,437.32, 567,579,423.50 and 235,081,216.10

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Solution

The fourth proportional to 411,289,437.32, 567,579,423.50 and 235,081,216.10 is: 324,412,078.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,289,437.32 : 567,579,423.50 = 235,081,216.10 : x
  2. Step 2: Convert to fraction form
    411,289,437.32/567,579,423.50 = 235,081,216.10/x
  3. Step 3: Cross multiply
    411,289,437.32x = 567,579,423.50 × 235,081,216.10
  4. Step 4: Simplify right side
    411,289,437.32x = 133,427,261,105,703,616
  5. Step 5: Solve for x
    x = 133,427,261,105,703,616/411,289,437.32
  6. Step 6: Final answer
    x = 324,412,078.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.