Home / 136,762,828.01-205,225,945.02-125,636,052.72

Finding the Fourth Proportional to 136,762,828.01, 205,225,945.02 and 125,636,052.72

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Solution

The fourth proportional to 136,762,828.01, 205,225,945.02 and 125,636,052.72 is: 188,529,134.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,762,828.01 : 205,225,945.02 = 125,636,052.72 : x
  2. Step 2: Convert to fraction form
    136,762,828.01/205,225,945.02 = 125,636,052.72/x
  3. Step 3: Cross multiply
    136,762,828.01x = 205,225,945.02 × 125,636,052.72
  4. Step 4: Simplify right side
    136,762,828.01x = 25,783,777,648,044,544
  5. Step 5: Solve for x
    x = 25,783,777,648,044,544/136,762,828.01
  6. Step 6: Final answer
    x = 188,529,134.88

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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.