Home / 411,329,102.19-567,644,605.08-225,690,068.67

Finding the Fourth Proportional to 411,329,102.19, 567,644,605.08 and 225,690,068.67

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Solution

The fourth proportional to 411,329,102.19, 567,644,605.08 and 225,690,068.67 is: 311,458,025.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,329,102.19 : 567,644,605.08 = 225,690,068.67 : x
  2. Step 2: Convert to fraction form
    411,329,102.19/567,644,605.08 = 225,690,068.67/x
  3. Step 3: Cross multiply
    411,329,102.19x = 567,644,605.08 × 225,690,068.67
  4. Step 4: Simplify right side
    411,329,102.19x = 128,111,749,900,660,240
  5. Step 5: Solve for x
    x = 128,111,749,900,660,240/411,329,102.19
  6. Step 6: Final answer
    x = 311,458,025.26

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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.