Home / 1,889,571,803.70-2,834,357,705.55-1,112,817,638.10

Finding the Fourth Proportional to 1,889,571,803.70, 2,834,357,705.55 and 1,112,817,638.10

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Solution

The fourth proportional to 1,889,571,803.70, 2,834,357,705.55 and 1,112,817,638.10 is: 1,669,226,457.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,571,803.70 : 2,834,357,705.55 = 1,112,817,638.10 : x
  2. Step 2: Convert to fraction form
    1,889,571,803.70/2,834,357,705.55 = 1,112,817,638.10/x
  3. Step 3: Cross multiply
    1,889,571,803.70x = 2,834,357,705.55 × 1,112,817,638.10
  4. Step 4: Simplify right side
    1,889,571,803.70x = 3,154,123,247,420,686,336
  5. Step 5: Solve for x
    x = 3,154,123,247,420,686,336/1,889,571,803.70
  6. Step 6: Final answer
    x = 1,669,226,457.15

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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.