Home / 1,889,584,285.80-2,834,376,428.70-1,154,920,247.40

Finding the Fourth Proportional to 1,889,584,285.80, 2,834,376,428.70 and 1,154,920,247.40

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Solution

The fourth proportional to 1,889,584,285.80, 2,834,376,428.70 and 1,154,920,247.40 is: 1,732,380,371.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,584,285.80 : 2,834,376,428.70 = 1,154,920,247.40 : x
  2. Step 2: Convert to fraction form
    1,889,584,285.80/2,834,376,428.70 = 1,154,920,247.40/x
  3. Step 3: Cross multiply
    1,889,584,285.80x = 2,834,376,428.70 × 1,154,920,247.40
  4. Step 4: Simplify right side
    1,889,584,285.80x = 3,273,478,726,258,932,736
  5. Step 5: Solve for x
    x = 3,273,478,726,258,932,736/1,889,584,285.80
  6. Step 6: Final answer
    x = 1,732,380,371.10

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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.