Home / 300,176,100-450,341,779.32-175,783,780.08

Finding the Fourth Proportional to 300,176,100, 450,341,779.32 and 175,783,780.08

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Solution

The fourth proportional to 300,176,100, 450,341,779.32 and 175,783,780.08 is: 263,721,130.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,176,100 : 450,341,779.32 = 175,783,780.08 : x
  2. Step 2: Convert to fraction form
    300,176,100/450,341,779.32 = 175,783,780.08/x
  3. Step 3: Cross multiply
    300,176,100x = 450,341,779.32 × 175,783,780.08
  4. Step 4: Simplify right side
    300,176,100x = 79,162,780,296,822,784
  5. Step 5: Solve for x
    x = 79,162,780,296,822,784/300,176,100
  6. Step 6: Final answer
    x = 263,721,130.02

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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.