Home / 439,559,813.40-659,339,720.10-112,034,693.40

Finding the Fourth Proportional to 439,559,813.40, 659,339,720.10 and 112,034,693.40

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Solution

The fourth proportional to 439,559,813.40, 659,339,720.10 and 112,034,693.40 is: 168,052,040.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,559,813.40 : 659,339,720.10 = 112,034,693.40 : x
  2. Step 2: Convert to fraction form
    439,559,813.40/659,339,720.10 = 112,034,693.40/x
  3. Step 3: Cross multiply
    439,559,813.40x = 659,339,720.10 × 112,034,693.40
  4. Step 4: Simplify right side
    439,559,813.40x = 73,868,923,387,845,328
  5. Step 5: Solve for x
    x = 73,868,923,387,845,328/439,559,813.40
  6. Step 6: Final answer
    x = 168,052,040.10

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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.