Home / 905,449,547.61-1,358,172,626.09-283,712,376.33

Finding the Fourth Proportional to 905,449,547.61, 1,358,172,626.09 and 283,712,376.33

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Solution

The fourth proportional to 905,449,547.61, 1,358,172,626.09 and 283,712,376.33 is: 425,568,033.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,449,547.61 : 1,358,172,626.09 = 283,712,376.33 : x
  2. Step 2: Convert to fraction form
    905,449,547.61/1,358,172,626.09 = 283,712,376.33/x
  3. Step 3: Cross multiply
    905,449,547.61x = 1,358,172,626.09 × 283,712,376.33
  4. Step 4: Simplify right side
    905,449,547.61x = 385,330,383,212,931,904
  5. Step 5: Solve for x
    x = 385,330,383,212,931,904/905,449,547.61
  6. Step 6: Final answer
    x = 425,568,033.28

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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.