Home / 172,368,932.10-258,553,398.15-57,365,099.70

Finding the Fourth Proportional to 172,368,932.10, 258,553,398.15 and 57,365,099.70

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Solution

The fourth proportional to 172,368,932.10, 258,553,398.15 and 57,365,099.70 is: 86,047,649.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,368,932.10 : 258,553,398.15 = 57,365,099.70 : x
  2. Step 2: Convert to fraction form
    172,368,932.10/258,553,398.15 = 57,365,099.70/x
  3. Step 3: Cross multiply
    172,368,932.10x = 258,553,398.15 × 57,365,099.70
  4. Step 4: Simplify right side
    172,368,932.10x = 14,831,941,462,648,546
  5. Step 5: Solve for x
    x = 14,831,941,462,648,546/172,368,932.10
  6. Step 6: Final answer
    x = 86,047,649.55

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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.