Home / 172,634,113,812.80-258,958,337,080.80-54,854,960,916.80

Finding the Fourth Proportional to 172,634,113,812.80, 258,958,337,080.80 and 54,854,960,916.80

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Solution

The fourth proportional to 172,634,113,812.80, 258,958,337,080.80 and 54,854,960,916.80 is: 82,284,718,506.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,634,113,812.80 : 258,958,337,080.80 = 54,854,960,916.80 : x
  2. Step 2: Convert to fraction form
    172,634,113,812.80/258,958,337,080.80 = 54,854,960,916.80/x
  3. Step 3: Cross multiply
    172,634,113,812.80x = 258,958,337,080.80 × 54,854,960,916.80
  4. Step 4: Simplify right side
    172,634,113,812.80x = 14,205,149,459,646,804,656,128
  5. Step 5: Solve for x
    x = 14,205,149,459,646,804,656,128/172,634,113,812.80
  6. Step 6: Final answer
    x = 82,284,718,506.16

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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.