Home / 1,198,352,180.81-1,653,777,082.38-669,716,151.83

Finding the Fourth Proportional to 1,198,352,180.81, 1,653,777,082.38 and 669,716,151.83

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Solution

The fourth proportional to 1,198,352,180.81, 1,653,777,082.38 and 669,716,151.83 is: 924,236,832.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,352,180.81 : 1,653,777,082.38 = 669,716,151.83 : x
  2. Step 2: Convert to fraction form
    1,198,352,180.81/1,653,777,082.38 = 669,716,151.83/x
  3. Step 3: Cross multiply
    1,198,352,180.81x = 1,653,777,082.38 × 669,716,151.83
  4. Step 4: Simplify right side
    1,198,352,180.81x = 1,107,561,223,596,178,688
  5. Step 5: Solve for x
    x = 1,107,561,223,596,178,688/1,198,352,180.81
  6. Step 6: Final answer
    x = 924,236,832.32

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.