Home / 1,065,864,695.40-1,601,484,428.70-677,873,399.40

Finding the Fourth Proportional to 1,065,864,695.40, 1,601,484,428.70 and 677,873,399.40

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Solution

The fourth proportional to 1,065,864,695.40, 1,601,484,428.70 and 677,873,399.40 is: 1,018,519,234.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,864,695.40 : 1,601,484,428.70 = 677,873,399.40 : x
  2. Step 2: Convert to fraction form
    1,065,864,695.40/1,601,484,428.70 = 677,873,399.40/x
  3. Step 3: Cross multiply
    1,065,864,695.40x = 1,601,484,428.70 × 677,873,399.40
  4. Step 4: Simplify right side
    1,065,864,695.40x = 1,085,603,693,769,035,904
  5. Step 5: Solve for x
    x = 1,085,603,693,769,035,904/1,065,864,695.40
  6. Step 6: Final answer
    x = 1,018,519,234.62

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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.