Home / 1,391,004,043.30-2,086,506,064.95-746,031,499.30

Finding the Fourth Proportional to 1,391,004,043.30, 2,086,506,064.95 and 746,031,499.30

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Solution

The fourth proportional to 1,391,004,043.30, 2,086,506,064.95 and 746,031,499.30 is: 1,119,047,248.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,391,004,043.30 : 2,086,506,064.95 = 746,031,499.30 : x
  2. Step 2: Convert to fraction form
    1,391,004,043.30/2,086,506,064.95 = 746,031,499.30/x
  3. Step 3: Cross multiply
    1,391,004,043.30x = 2,086,506,064.95 × 746,031,499.30
  4. Step 4: Simplify right side
    1,391,004,043.30x = 1,556,599,247,933,191,680
  5. Step 5: Solve for x
    x = 1,556,599,247,933,191,680/1,391,004,043.30
  6. Step 6: Final answer
    x = 1,119,047,248.95

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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.