Home / 1,091,378,718.20-1,637,082,074.10-364,367,430.20

Finding the Fourth Proportional to 1,091,378,718.20, 1,637,082,074.10 and 364,367,430.20

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Solution

The fourth proportional to 1,091,378,718.20, 1,637,082,074.10 and 364,367,430.20 is: 546,555,818.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,378,718.20 : 1,637,082,074.10 = 364,367,430.20 : x
  2. Step 2: Convert to fraction form
    1,091,378,718.20/1,637,082,074.10 = 364,367,430.20/x
  3. Step 3: Cross multiply
    1,091,378,718.20x = 1,637,082,074.10 × 364,367,430.20
  4. Step 4: Simplify right side
    1,091,378,718.20x = 596,499,388,366,302,976
  5. Step 5: Solve for x
    x = 596,499,388,366,302,976/1,091,378,718.20
  6. Step 6: Final answer
    x = 546,555,818.27

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Double scale
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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.