Home / 286,216,673.72-429,393,507.41-92,146,230.32

Finding the Fourth Proportional to 286,216,673.72, 429,393,507.41 and 92,146,230.32

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Solution

The fourth proportional to 286,216,673.72, 429,393,507.41 and 92,146,230.32 is: 138,241,397.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,216,673.72 : 429,393,507.41 = 92,146,230.32 : x
  2. Step 2: Convert to fraction form
    286,216,673.72/429,393,507.41 = 92,146,230.32/x
  3. Step 3: Cross multiply
    286,216,673.72x = 429,393,507.41 × 92,146,230.32
  4. Step 4: Simplify right side
    286,216,673.72x = 39,566,993,029,797,888
  5. Step 5: Solve for x
    x = 39,566,993,029,797,888/286,216,673.72
  6. Step 6: Final answer
    x = 138,241,397.74

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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.