Home / 436,879,938.60-655,319,907.90-113,763,810.60

Finding the Fourth Proportional to 436,879,938.60, 655,319,907.90 and 113,763,810.60

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Solution

The fourth proportional to 436,879,938.60, 655,319,907.90 and 113,763,810.60 is: 170,645,715.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,879,938.60 : 655,319,907.90 = 113,763,810.60 : x
  2. Step 2: Convert to fraction form
    436,879,938.60/655,319,907.90 = 113,763,810.60/x
  3. Step 3: Cross multiply
    436,879,938.60x = 655,319,907.90 × 113,763,810.60
  4. Step 4: Simplify right side
    436,879,938.60x = 74,551,689,884,745,040
  5. Step 5: Solve for x
    x = 74,551,689,884,745,040/436,879,938.60
  6. Step 6: Final answer
    x = 170,645,715.90

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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.