Home / 132,699,938.40-199,049,907.60-75,304,310.40

Finding the Fourth Proportional to 132,699,938.40, 199,049,907.60 and 75,304,310.40

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Solution

The fourth proportional to 132,699,938.40, 199,049,907.60 and 75,304,310.40 is: 112,956,465.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,699,938.40 : 199,049,907.60 = 75,304,310.40 : x
  2. Step 2: Convert to fraction form
    132,699,938.40/199,049,907.60 = 75,304,310.40/x
  3. Step 3: Cross multiply
    132,699,938.40x = 199,049,907.60 × 75,304,310.40
  4. Step 4: Simplify right side
    132,699,938.40x = 14,989,316,027,001,720
  5. Step 5: Solve for x
    x = 14,989,316,027,001,720/132,699,938.40
  6. Step 6: Final answer
    x = 112,956,465.60

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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.