Home / 229,997,818.58-317,424,822.45-130,902,660.50

Finding the Fourth Proportional to 229,997,818.58, 317,424,822.45 and 130,902,660.50

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Solution

The fourth proportional to 229,997,818.58, 317,424,822.45 and 130,902,660.50 is: 180,661,512.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,997,818.58 : 317,424,822.45 = 130,902,660.50 : x
  2. Step 2: Convert to fraction form
    229,997,818.58/317,424,822.45 = 130,902,660.50/x
  3. Step 3: Cross multiply
    229,997,818.58x = 317,424,822.45 × 130,902,660.50
  4. Step 4: Simplify right side
    229,997,818.58x = 41,551,753,767,445,128
  5. Step 5: Solve for x
    x = 41,551,753,767,445,128/229,997,818.58
  6. Step 6: Final answer
    x = 180,661,512.46

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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.