Home / 214,013,117.10-321,019,675.65-140,036,529.90

Finding the Fourth Proportional to 214,013,117.10, 321,019,675.65 and 140,036,529.90

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Solution

The fourth proportional to 214,013,117.10, 321,019,675.65 and 140,036,529.90 is: 210,054,794.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,013,117.10 : 321,019,675.65 = 140,036,529.90 : x
  2. Step 2: Convert to fraction form
    214,013,117.10/321,019,675.65 = 140,036,529.90/x
  3. Step 3: Cross multiply
    214,013,117.10x = 321,019,675.65 × 140,036,529.90
  4. Step 4: Simplify right side
    214,013,117.10x = 44,954,481,407,649,528
  5. Step 5: Solve for x
    x = 44,954,481,407,649,528/214,013,117.10
  6. Step 6: Final answer
    x = 210,054,794.85

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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.