Home / 122,087,235.24-168,480,345.06-67,086,634.68

Finding the Fourth Proportional to 122,087,235.24, 168,480,345.06 and 67,086,634.68

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Solution

The fourth proportional to 122,087,235.24, 168,480,345.06 and 67,086,634.68 is: 92,579,534.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,087,235.24 : 168,480,345.06 = 67,086,634.68 : x
  2. Step 2: Convert to fraction form
    122,087,235.24/168,480,345.06 = 67,086,634.68/x
  3. Step 3: Cross multiply
    122,087,235.24x = 168,480,345.06 × 67,086,634.68
  4. Step 4: Simplify right side
    122,087,235.24x = 11,302,779,359,800,562
  5. Step 5: Solve for x
    x = 11,302,779,359,800,562/122,087,235.24
  6. Step 6: Final answer
    x = 92,579,534.11

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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.