Home / 132,343,755.12-182,633,352.62-72,803,762.69

Finding the Fourth Proportional to 132,343,755.12, 182,633,352.62 and 72,803,762.69

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Solution

The fourth proportional to 132,343,755.12, 182,633,352.62 and 72,803,762.69 is: 100,468,626.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,343,755.12 : 182,633,352.62 = 72,803,762.69 : x
  2. Step 2: Convert to fraction form
    132,343,755.12/182,633,352.62 = 72,803,762.69/x
  3. Step 3: Cross multiply
    132,343,755.12x = 182,633,352.62 × 72,803,762.69
  4. Step 4: Simplify right side
    132,343,755.12x = 13,296,395,262,148,386
  5. Step 5: Solve for x
    x = 13,296,395,262,148,386/132,343,755.12
  6. Step 6: Final answer
    x = 100,468,626.19

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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.