Home / 130,440,060.40-195,660,090.60-87,441,890.80

Finding the Fourth Proportional to 130,440,060.40, 195,660,090.60 and 87,441,890.80

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Solution

The fourth proportional to 130,440,060.40, 195,660,090.60 and 87,441,890.80 is: 131,162,836.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,440,060.40 : 195,660,090.60 = 87,441,890.80 : x
  2. Step 2: Convert to fraction form
    130,440,060.40/195,660,090.60 = 87,441,890.80/x
  3. Step 3: Cross multiply
    130,440,060.40x = 195,660,090.60 × 87,441,890.80
  4. Step 4: Simplify right side
    130,440,060.40x = 17,108,888,276,163,306
  5. Step 5: Solve for x
    x = 17,108,888,276,163,306/130,440,060.40
  6. Step 6: Final answer
    x = 131,162,836.20

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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.