Home / 185,830,623.20-278,783,142.80-104,065,779.04

Finding the Fourth Proportional to 185,830,623.20, 278,783,142.80 and 104,065,779.04

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Solution

The fourth proportional to 185,830,623.20, 278,783,142.80 and 104,065,779.04 is: 156,119,505.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,830,623.20 : 278,783,142.80 = 104,065,779.04 : x
  2. Step 2: Convert to fraction form
    185,830,623.20/278,783,142.80 = 104,065,779.04/x
  3. Step 3: Cross multiply
    185,830,623.20x = 278,783,142.80 × 104,065,779.04
  4. Step 4: Simplify right side
    185,830,623.20x = 29,011,784,938,701,568
  5. Step 5: Solve for x
    x = 29,011,784,938,701,568/185,830,623.20
  6. Step 6: Final answer
    x = 156,119,505.17

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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.