Home / 1,579,571,824.80-2,369,357,737.20-1,120,406,800.80

Finding the Fourth Proportional to 1,579,571,824.80, 2,369,357,737.20 and 1,120,406,800.80

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Solution

The fourth proportional to 1,579,571,824.80, 2,369,357,737.20 and 1,120,406,800.80 is: 1,680,610,201.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,571,824.80 : 2,369,357,737.20 = 1,120,406,800.80 : x
  2. Step 2: Convert to fraction form
    1,579,571,824.80/2,369,357,737.20 = 1,120,406,800.80/x
  3. Step 3: Cross multiply
    1,579,571,824.80x = 2,369,357,737.20 × 1,120,406,800.80
  4. Step 4: Simplify right side
    1,579,571,824.80x = 2,654,644,522,286,979,072
  5. Step 5: Solve for x
    x = 2,654,644,522,286,979,072/1,579,571,824.80
  6. Step 6: Final answer
    x = 1,680,610,201.20

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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.