Home / 175,885,631.20-263,828,446.80-130,535,999.20

Finding the Fourth Proportional to 175,885,631.20, 263,828,446.80 and 130,535,999.20

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Solution

The fourth proportional to 175,885,631.20, 263,828,446.80 and 130,535,999.20 is: 195,803,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,885,631.20 : 263,828,446.80 = 130,535,999.20 : x
  2. Step 2: Convert to fraction form
    175,885,631.20/263,828,446.80 = 130,535,999.20/x
  3. Step 3: Cross multiply
    175,885,631.20x = 263,828,446.80 × 130,535,999.20
  4. Step 4: Simplify right side
    175,885,631.20x = 34,439,109,920,422,044
  5. Step 5: Solve for x
    x = 34,439,109,920,422,044/175,885,631.20
  6. Step 6: Final answer
    x = 195,803,998.80

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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.