Home / 298,974,074.40-448,524,097.20-126,362,037.60

Finding the Fourth Proportional to 298,974,074.40, 448,524,097.20 and 126,362,037.60

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Solution

The fourth proportional to 298,974,074.40, 448,524,097.20 and 126,362,037.60 is: 189,569,677.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,974,074.40 : 448,524,097.20 = 126,362,037.60 : x
  2. Step 2: Convert to fraction form
    298,974,074.40/448,524,097.20 = 126,362,037.60/x
  3. Step 3: Cross multiply
    298,974,074.40x = 448,524,097.20 × 126,362,037.60
  4. Step 4: Simplify right side
    298,974,074.40x = 56,676,418,834,892,448
  5. Step 5: Solve for x
    x = 56,676,418,834,892,448/298,974,074.40
  6. Step 6: Final answer
    x = 189,569,677.40

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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.