Home / 129,547,027.20-194,354,575.20-46,557,160.32

Finding the Fourth Proportional to 129,547,027.20, 194,354,575.20 and 46,557,160.32

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Solution

The fourth proportional to 129,547,027.20, 194,354,575.20 and 46,557,160.32 is: 69,847,971.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,547,027.20 : 194,354,575.20 = 46,557,160.32 : x
  2. Step 2: Convert to fraction form
    129,547,027.20/194,354,575.20 = 46,557,160.32/x
  3. Step 3: Cross multiply
    129,547,027.20x = 194,354,575.20 × 46,557,160.32
  4. Step 4: Simplify right side
    129,547,027.20x = 9,048,597,116,511,896
  5. Step 5: Solve for x
    x = 9,048,597,116,511,896/129,547,027.20
  6. Step 6: Final answer
    x = 69,847,971.91

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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.