Home / 1,680,214,273.40-2,520,321,410.10-1,450,442,804.60

Finding the Fourth Proportional to 1,680,214,273.40, 2,520,321,410.10 and 1,450,442,804.60

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Solution

The fourth proportional to 1,680,214,273.40, 2,520,321,410.10 and 1,450,442,804.60 is: 2,175,664,206.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,214,273.40 : 2,520,321,410.10 = 1,450,442,804.60 : x
  2. Step 2: Convert to fraction form
    1,680,214,273.40/2,520,321,410.10 = 1,450,442,804.60/x
  3. Step 3: Cross multiply
    1,680,214,273.40x = 2,520,321,410.10 × 1,450,442,804.60
  4. Step 4: Simplify right side
    1,680,214,273.40x = 3,655,582,054,558,870,528
  5. Step 5: Solve for x
    x = 3,655,582,054,558,870,528/1,680,214,273.40
  6. Step 6: Final answer
    x = 2,175,664,206.90

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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.