Home / 918,201,753.80-1,377,302,630.70-882,488,918.60

Finding the Fourth Proportional to 918,201,753.80, 1,377,302,630.70 and 882,488,918.60

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Solution

The fourth proportional to 918,201,753.80, 1,377,302,630.70 and 882,488,918.60 is: 1,323,733,377.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,201,753.80 : 1,377,302,630.70 = 882,488,918.60 : x
  2. Step 2: Convert to fraction form
    918,201,753.80/1,377,302,630.70 = 882,488,918.60/x
  3. Step 3: Cross multiply
    918,201,753.80x = 1,377,302,630.70 × 882,488,918.60
  4. Step 4: Simplify right side
    918,201,753.80x = 1,215,454,309,151,378,176
  5. Step 5: Solve for x
    x = 1,215,454,309,151,378,176/918,201,753.80
  6. Step 6: Final answer
    x = 1,323,733,377.90

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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.