Home / 769,829,358.80-1,152,476,556.60-724,983,611.60

Finding the Fourth Proportional to 769,829,358.80, 1,152,476,556.60 and 724,983,611.60

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Solution

The fourth proportional to 769,829,358.80, 1,152,476,556.60 and 724,983,611.60 is: 1,085,340,025.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,829,358.80 : 1,152,476,556.60 = 724,983,611.60 : x
  2. Step 2: Convert to fraction form
    769,829,358.80/1,152,476,556.60 = 724,983,611.60/x
  3. Step 3: Cross multiply
    769,829,358.80x = 1,152,476,556.60 × 724,983,611.60
  4. Step 4: Simplify right side
    769,829,358.80x = 835,526,616,288,199,808
  5. Step 5: Solve for x
    x = 835,526,616,288,199,808/769,829,358.80
  6. Step 6: Final answer
    x = 1,085,340,025.99

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1.5x scale

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.