Home / 123,502,985.96-185,255,927.21-37,242,146.12

Finding the Fourth Proportional to 123,502,985.96, 185,255,927.21 and 37,242,146.12

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Solution

The fourth proportional to 123,502,985.96, 185,255,927.21 and 37,242,146.12 is: 55,863,655.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,502,985.96 : 185,255,927.21 = 37,242,146.12 : x
  2. Step 2: Convert to fraction form
    123,502,985.96/185,255,927.21 = 37,242,146.12/x
  3. Step 3: Cross multiply
    123,502,985.96x = 185,255,927.21 × 37,242,146.12
  4. Step 4: Simplify right side
    123,502,985.96x = 6,899,328,309,917,730
  5. Step 5: Solve for x
    x = 6,899,328,309,917,730/123,502,985.96
  6. Step 6: Final answer
    x = 55,863,655.90

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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.