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Finding the Fourth Proportional to 401,692,506.51, 602,771,224.23 and 168,502,334.70

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Solution

The fourth proportional to 401,692,506.51, 602,771,224.23 and 168,502,334.70 is: 252,851,016.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,692,506.51 : 602,771,224.23 = 168,502,334.70 : x
  2. Step 2: Convert to fraction form
    401,692,506.51/602,771,224.23 = 168,502,334.70/x
  3. Step 3: Cross multiply
    401,692,506.51x = 602,771,224.23 × 168,502,334.70
  4. Step 4: Simplify right side
    401,692,506.51x = 101,568,358,572,732,208
  5. Step 5: Solve for x
    x = 101,568,358,572,732,208/401,692,506.51
  6. Step 6: Final answer
    x = 252,851,016.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.