Home / 232,281,706.15-320,557,213.14-126,430,009.30

Finding the Fourth Proportional to 232,281,706.15, 320,557,213.14 and 126,430,009.30

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Solution

The fourth proportional to 232,281,706.15, 320,557,213.14 and 126,430,009.30 is: 174,478,016.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,281,706.15 : 320,557,213.14 = 126,430,009.30 : x
  2. Step 2: Convert to fraction form
    232,281,706.15/320,557,213.14 = 126,430,009.30/x
  3. Step 3: Cross multiply
    232,281,706.15x = 320,557,213.14 × 126,430,009.30
  4. Step 4: Simplify right side
    232,281,706.15x = 40,528,051,437,307,872
  5. Step 5: Solve for x
    x = 40,528,051,437,307,872/232,281,706.15
  6. Step 6: Final answer
    x = 174,478,016.84

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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.