Home / 439,559,246.40-659,338,869.60-112,034,126.40

Finding the Fourth Proportional to 439,559,246.40, 659,338,869.60 and 112,034,126.40

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Solution

The fourth proportional to 439,559,246.40, 659,338,869.60 and 112,034,126.40 is: 168,051,189.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,559,246.40 : 659,338,869.60 = 112,034,126.40 : x
  2. Step 2: Convert to fraction form
    439,559,246.40/659,338,869.60 = 112,034,126.40/x
  3. Step 3: Cross multiply
    439,559,246.40x = 659,338,869.60 × 112,034,126.40
  4. Step 4: Simplify right side
    439,559,246.40x = 73,868,454,257,199,520
  5. Step 5: Solve for x
    x = 73,868,454,257,199,520/439,559,246.40
  6. Step 6: Final answer
    x = 168,051,189.60

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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.