Home / 1,619,023,956.40-2,234,253,807.34-876,468,019.16

Finding the Fourth Proportional to 1,619,023,956.40, 2,234,253,807.34 and 876,468,019.16

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Solution

The fourth proportional to 1,619,023,956.40, 2,234,253,807.34 and 876,468,019.16 is: 1,209,526,271.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,023,956.40 : 2,234,253,807.34 = 876,468,019.16 : x
  2. Step 2: Convert to fraction form
    1,619,023,956.40/2,234,253,807.34 = 876,468,019.16/x
  3. Step 3: Cross multiply
    1,619,023,956.40x = 2,234,253,807.34 × 876,468,019.16
  4. Step 4: Simplify right side
    1,619,023,956.40x = 1,958,252,008,819,978,240
  5. Step 5: Solve for x
    x = 1,958,252,008,819,978,240/1,619,023,956.40
  6. Step 6: Final answer
    x = 1,209,526,271.11

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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.