Home / 163,520,479.88-225,619,465.68-92,950,551.52

Finding the Fourth Proportional to 163,520,479.88, 225,619,465.68 and 92,950,551.52

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Solution

The fourth proportional to 163,520,479.88, 225,619,465.68 and 92,950,551.52 is: 128,249,707.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,520,479.88 : 225,619,465.68 = 92,950,551.52 : x
  2. Step 2: Convert to fraction form
    163,520,479.88/225,619,465.68 = 92,950,551.52/x
  3. Step 3: Cross multiply
    163,520,479.88x = 225,619,465.68 × 92,950,551.52
  4. Step 4: Simplify right side
    163,520,479.88x = 20,971,453,768,603,712
  5. Step 5: Solve for x
    x = 20,971,453,768,603,712/163,520,479.88
  6. Step 6: Final answer
    x = 128,249,707.83

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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.