Home / 129,383,558.40-194,019,350.40-52,681,094.40

Finding the Fourth Proportional to 129,383,558.40, 194,019,350.40 and 52,681,094.40

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Solution

The fourth proportional to 129,383,558.40, 194,019,350.40 and 52,681,094.40 is: 78,998,845.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,383,558.40 : 194,019,350.40 = 52,681,094.40 : x
  2. Step 2: Convert to fraction form
    129,383,558.40/194,019,350.40 = 52,681,094.40/x
  3. Step 3: Cross multiply
    129,383,558.40x = 194,019,350.40 × 52,681,094.40
  4. Step 4: Simplify right side
    129,383,558.40x = 10,221,151,713,849,078
  5. Step 5: Solve for x
    x = 10,221,151,713,849,078/129,383,558.40
  6. Step 6: Final answer
    x = 78,998,845.30

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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.