Home / 1,068,527,909.80-1,601,858,744.70-413,925,567.40

Finding the Fourth Proportional to 1,068,527,909.80, 1,601,858,744.70 and 413,925,567.40

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Solution

The fourth proportional to 1,068,527,909.80, 1,601,858,744.70 and 413,925,567.40 is: 620,526,879.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,527,909.80 : 1,601,858,744.70 = 413,925,567.40 : x
  2. Step 2: Convert to fraction form
    1,068,527,909.80/1,601,858,744.70 = 413,925,567.40/x
  3. Step 3: Cross multiply
    1,068,527,909.80x = 1,601,858,744.70 × 413,925,567.40
  4. Step 4: Simplify right side
    1,068,527,909.80x = 663,050,289,794,599,168
  5. Step 5: Solve for x
    x = 663,050,289,794,599,168/1,068,527,909.80
  6. Step 6: Final answer
    x = 620,526,879.75

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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.