Home / 122,242,939.81-183,370,087.05-39,248,079.05

Finding the Fourth Proportional to 122,242,939.81, 183,370,087.05 and 39,248,079.05

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Solution

The fourth proportional to 122,242,939.81, 183,370,087.05 and 39,248,079.05 is: 58,873,941.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,242,939.81 : 183,370,087.05 = 39,248,079.05 : x
  2. Step 2: Convert to fraction form
    122,242,939.81/183,370,087.05 = 39,248,079.05/x
  3. Step 3: Cross multiply
    122,242,939.81x = 183,370,087.05 × 39,248,079.05
  4. Step 4: Simplify right side
    122,242,939.81x = 7,196,923,671,444,143
  5. Step 5: Solve for x
    x = 7,196,923,671,444,143/122,242,939.81
  6. Step 6: Final answer
    x = 58,873,941.37

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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.