Home / 20,989,676,325.30-31,484,574,258.39-6,068,056,617.06

Finding the Fourth Proportional to 20,989,676,325.30, 31,484,574,258.39 and 6,068,056,617.06

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Solution

The fourth proportional to 20,989,676,325.30, 31,484,574,258.39 and 6,068,056,617.06 is: 9,102,102,205.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,989,676,325.30 : 31,484,574,258.39 = 6,068,056,617.06 : x
  2. Step 2: Convert to fraction form
    20,989,676,325.30/31,484,574,258.39 = 6,068,056,617.06/x
  3. Step 3: Cross multiply
    20,989,676,325.30x = 31,484,574,258.39 × 6,068,056,617.06
  4. Step 4: Simplify right side
    20,989,676,325.30x = 191,050,179,163,940,388,864
  5. Step 5: Solve for x
    x = 191,050,179,163,940,388,864/20,989,676,325.30
  6. Step 6: Final answer
    x = 9,102,102,205.06

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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.