Home / 14,405,347,903.91-19,878,953,150.90-7,975,454,455.04

Finding the Fourth Proportional to 14,405,347,903.91, 19,878,953,150.90 and 7,975,454,455.04

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Solution

The fourth proportional to 14,405,347,903.91, 19,878,953,150.90 and 7,975,454,455.04 is: 11,005,890,765.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,405,347,903.91 : 19,878,953,150.90 = 7,975,454,455.04 : x
  2. Step 2: Convert to fraction form
    14,405,347,903.91/19,878,953,150.90 = 7,975,454,455.04/x
  3. Step 3: Cross multiply
    14,405,347,903.91x = 19,878,953,150.90 × 7,975,454,455.04
  4. Step 4: Simplify right side
    14,405,347,903.91x = 158,543,685,468,801,368,064
  5. Step 5: Solve for x
    x = 158,543,685,468,801,368,064/14,405,347,903.91
  6. Step 6: Final answer
    x = 11,005,890,765.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.