Home / 411,329,100.19-567,644,602.32-225,690,066.67

Finding the Fourth Proportional to 411,329,100.19, 567,644,602.32 and 225,690,066.67

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Solution

The fourth proportional to 411,329,100.19, 567,644,602.32 and 225,690,066.67 is: 311,458,022.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,329,100.19 : 567,644,602.32 = 225,690,066.67 : x
  2. Step 2: Convert to fraction form
    411,329,100.19/567,644,602.32 = 225,690,066.67/x
  3. Step 3: Cross multiply
    411,329,100.19x = 567,644,602.32 × 225,690,066.67
  4. Step 4: Simplify right side
    411,329,100.19x = 128,111,748,142,466,448
  5. Step 5: Solve for x
    x = 128,111,748,142,466,448/411,329,100.19
  6. Step 6: Final answer
    x = 311,458,022.50

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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.