Home / 411,316,263.81-567,617,544.25-223,144,557.68

Finding the Fourth Proportional to 411,316,263.81, 567,617,544.25 and 223,144,557.68

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Solution

The fourth proportional to 411,316,263.81, 567,617,544.25 and 223,144,557.68 is: 307,940,086.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,316,263.81 : 567,617,544.25 = 223,144,557.68 : x
  2. Step 2: Convert to fraction form
    411,316,263.81/567,617,544.25 = 223,144,557.68/x
  3. Step 3: Cross multiply
    411,316,263.81x = 567,617,544.25 × 223,144,557.68
  4. Step 4: Simplify right side
    411,316,263.81x = 126,660,765,840,236,000
  5. Step 5: Solve for x
    x = 126,660,765,840,236,000/411,316,263.81
  6. Step 6: Final answer
    x = 307,940,086.46

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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.