Home / 461,375,137.34-692,064,501.50-111,620,644.07

Finding the Fourth Proportional to 461,375,137.34, 692,064,501.50 and 111,620,644.07

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Solution

The fourth proportional to 461,375,137.34, 692,064,501.50 and 111,620,644.07 is: 167,431,400.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,375,137.34 : 692,064,501.50 = 111,620,644.07 : x
  2. Step 2: Convert to fraction form
    461,375,137.34/692,064,501.50 = 111,620,644.07/x
  3. Step 3: Cross multiply
    461,375,137.34x = 692,064,501.50 × 111,620,644.07
  4. Step 4: Simplify right side
    461,375,137.34x = 77,248,685,391,395,056
  5. Step 5: Solve for x
    x = 77,248,685,391,395,056/461,375,137.34
  6. Step 6: Final answer
    x = 167,431,400.48

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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.