Home / 298,908,036.80-448,362,055.20-177,975,684.80

Finding the Fourth Proportional to 298,908,036.80, 448,362,055.20 and 177,975,684.80

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Solution

The fourth proportional to 298,908,036.80, 448,362,055.20 and 177,975,684.80 is: 266,963,527.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,908,036.80 : 448,362,055.20 = 177,975,684.80 : x
  2. Step 2: Convert to fraction form
    298,908,036.80/448,362,055.20 = 177,975,684.80/x
  3. Step 3: Cross multiply
    298,908,036.80x = 448,362,055.20 × 177,975,684.80
  4. Step 4: Simplify right side
    298,908,036.80x = 79,797,543,812,555,408
  5. Step 5: Solve for x
    x = 79,797,543,812,555,408/298,908,036.80
  6. Step 6: Final answer
    x = 266,963,527.20

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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.