Home / 129,344,363.60-193,733,110.20-114,983,646.80

Finding the Fourth Proportional to 129,344,363.60, 193,733,110.20 and 114,983,646.80

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Solution

The fourth proportional to 129,344,363.60, 193,733,110.20 and 114,983,646.80 is: 172,223,503.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,344,363.60 : 193,733,110.20 = 114,983,646.80 : x
  2. Step 2: Convert to fraction form
    129,344,363.60/193,733,110.20 = 114,983,646.80/x
  3. Step 3: Cross multiply
    129,344,363.60x = 193,733,110.20 × 114,983,646.80
  4. Step 4: Simplify right side
    129,344,363.60x = 22,276,139,516,702,276
  5. Step 5: Solve for x
    x = 22,276,139,516,702,276/129,344,363.60
  6. Step 6: Final answer
    x = 172,223,503.96

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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.