Home / 133,065,300.60-199,597,950.90-87,148,798.20

Finding the Fourth Proportional to 133,065,300.60, 199,597,950.90 and 87,148,798.20

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Solution

The fourth proportional to 133,065,300.60, 199,597,950.90 and 87,148,798.20 is: 130,723,197.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,065,300.60 : 199,597,950.90 = 87,148,798.20 : x
  2. Step 2: Convert to fraction form
    133,065,300.60/199,597,950.90 = 87,148,798.20/x
  3. Step 3: Cross multiply
    133,065,300.60x = 199,597,950.90 × 87,148,798.20
  4. Step 4: Simplify right side
    133,065,300.60x = 17,394,721,544,117,610
  5. Step 5: Solve for x
    x = 17,394,721,544,117,610/133,065,300.60
  6. Step 6: Final answer
    x = 130,723,197.30

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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.