Home / 172,555,633.51-238,132,650.75-102,051,681.10

Finding the Fourth Proportional to 172,555,633.51, 238,132,650.75 and 102,051,681.10

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Solution

The fourth proportional to 172,555,633.51, 238,132,650.75 and 102,051,681.10 is: 140,834,795.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,555,633.51 : 238,132,650.75 = 102,051,681.10 : x
  2. Step 2: Convert to fraction form
    172,555,633.51/238,132,650.75 = 102,051,681.10/x
  3. Step 3: Cross multiply
    172,555,633.51x = 238,132,650.75 × 102,051,681.10
  4. Step 4: Simplify right side
    172,555,633.51x = 24,301,837,333,836,676
  5. Step 5: Solve for x
    x = 24,301,837,333,836,676/172,555,633.51
  6. Step 6: Final answer
    x = 140,834,795.36

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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.