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Finding the Fourth Proportional to 167,828,487.45, 251,742,731.18 and 167,828,487.45

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Solution

The fourth proportional to 167,828,487.45, 251,742,731.18 and 167,828,487.45 is: 251,742,731.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,828,487.45 : 251,742,731.18 = 167,828,487.45 : x
  2. Step 2: Convert to fraction form
    167,828,487.45/251,742,731.18 = 167,828,487.45/x
  3. Step 3: Cross multiply
    167,828,487.45x = 251,742,731.18 × 167,828,487.45
  4. Step 4: Simplify right side
    167,828,487.45x = 42,249,601,799,632,208
  5. Step 5: Solve for x
    x = 42,249,601,799,632,208/167,828,487.45
  6. Step 6: Final answer
    x = 251,742,731.18

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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.