Home / 172,205,525.64-237,636,780.40-101,663,858.56

Finding the Fourth Proportional to 172,205,525.64, 237,636,780.40 and 101,663,858.56

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Solution

The fourth proportional to 172,205,525.64, 237,636,780.40 and 101,663,858.56 is: 140,292,083.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,205,525.64 : 237,636,780.40 = 101,663,858.56 : x
  2. Step 2: Convert to fraction form
    172,205,525.64/237,636,780.40 = 101,663,858.56/x
  3. Step 3: Cross multiply
    172,205,525.64x = 237,636,780.40 × 101,663,858.56
  4. Step 4: Simplify right side
    172,205,525.64x = 24,159,072,031,239,380
  5. Step 5: Solve for x
    x = 24,159,072,031,239,380/172,205,525.64
  6. Step 6: Final answer
    x = 140,292,083.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.