Home / 1,391,004,037.80-2,086,506,056.70-746,031,493.80

Finding the Fourth Proportional to 1,391,004,037.80, 2,086,506,056.70 and 746,031,493.80

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Solution

The fourth proportional to 1,391,004,037.80, 2,086,506,056.70 and 746,031,493.80 is: 1,119,047,240.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,391,004,037.80 : 2,086,506,056.70 = 746,031,493.80 : x
  2. Step 2: Convert to fraction form
    1,391,004,037.80/2,086,506,056.70 = 746,031,493.80/x
  3. Step 3: Cross multiply
    1,391,004,037.80x = 2,086,506,056.70 × 746,031,493.80
  4. Step 4: Simplify right side
    1,391,004,037.80x = 1,556,599,230,302,648,320
  5. Step 5: Solve for x
    x = 1,556,599,230,302,648,320/1,391,004,037.80
  6. Step 6: Final answer
    x = 1,119,047,240.70

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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.