Home / 1,819,202,512.13-2,510,507,031.98-983,827,082.72

Finding the Fourth Proportional to 1,819,202,512.13, 2,510,507,031.98 and 983,827,082.72

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Solution

The fourth proportional to 1,819,202,512.13, 2,510,507,031.98 and 983,827,082.72 is: 1,357,685,465.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,202,512.13 : 2,510,507,031.98 = 983,827,082.72 : x
  2. Step 2: Convert to fraction form
    1,819,202,512.13/2,510,507,031.98 = 983,827,082.72/x
  3. Step 3: Cross multiply
    1,819,202,512.13x = 2,510,507,031.98 × 983,827,082.72
  4. Step 4: Simplify right side
    1,819,202,512.13x = 2,469,904,809,420,929,024
  5. Step 5: Solve for x
    x = 2,469,904,809,420,929,024/1,819,202,512.13
  6. Step 6: Final answer
    x = 1,357,685,465.45

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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.