Home / 132,533,590.40-198,729,526.80-55,769,890.40

Finding the Fourth Proportional to 132,533,590.40, 198,729,526.80 and 55,769,890.40

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Solution

The fourth proportional to 132,533,590.40, 198,729,526.80 and 55,769,890.40 is: 83,625,018.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,533,590.40 : 198,729,526.80 = 55,769,890.40 : x
  2. Step 2: Convert to fraction form
    132,533,590.40/198,729,526.80 = 55,769,890.40/x
  3. Step 3: Cross multiply
    132,533,590.40x = 198,729,526.80 × 55,769,890.40
  4. Step 4: Simplify right side
    132,533,590.40x = 11,083,123,928,879,864
  5. Step 5: Solve for x
    x = 11,083,123,928,879,864/132,533,590.40
  6. Step 6: Final answer
    x = 83,625,018.35

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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.