Home / 436,905,792.60-655,358,688.90-113,789,664.60

Finding the Fourth Proportional to 436,905,792.60, 655,358,688.90 and 113,789,664.60

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Solution

The fourth proportional to 436,905,792.60, 655,358,688.90 and 113,789,664.60 is: 170,684,496.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,905,792.60 : 655,358,688.90 = 113,789,664.60 : x
  2. Step 2: Convert to fraction form
    436,905,792.60/655,358,688.90 = 113,789,664.60/x
  3. Step 3: Cross multiply
    436,905,792.60x = 655,358,688.90 × 113,789,664.60
  4. Step 4: Simplify right side
    436,905,792.60x = 74,573,045,402,626,736
  5. Step 5: Solve for x
    x = 74,573,045,402,626,736/436,905,792.60
  6. Step 6: Final answer
    x = 170,684,496.90

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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.