Home / 132,273,531.31-198,470,526.96-67,544,017.51

Finding the Fourth Proportional to 132,273,531.31, 198,470,526.96 and 67,544,017.51

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Solution

The fourth proportional to 132,273,531.31, 198,470,526.96 and 67,544,017.51 is: 101,346,782.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,273,531.31 : 198,470,526.96 = 67,544,017.51 : x
  2. Step 2: Convert to fraction form
    132,273,531.31/198,470,526.96 = 67,544,017.51/x
  3. Step 3: Cross multiply
    132,273,531.31x = 198,470,526.96 × 67,544,017.51
  4. Step 4: Simplify right side
    132,273,531.31x = 13,405,496,748,205,168
  5. Step 5: Solve for x
    x = 13,405,496,748,205,168/132,273,531.31
  6. Step 6: Final answer
    x = 101,346,782.05

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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.