Home / 105,047,851.20-157,193,863.20-71,035,627.20

Finding the Fourth Proportional to 105,047,851.20, 157,193,863.20 and 71,035,627.20

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Solution

The fourth proportional to 105,047,851.20, 157,193,863.20 and 71,035,627.20 is: 106,297,887.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,047,851.20 : 157,193,863.20 = 71,035,627.20 : x
  2. Step 2: Convert to fraction form
    105,047,851.20/157,193,863.20 = 71,035,627.20/x
  3. Step 3: Cross multiply
    105,047,851.20x = 157,193,863.20 × 71,035,627.20
  4. Step 4: Simplify right side
    105,047,851.20x = 11,166,364,664,402,998
  5. Step 5: Solve for x
    x = 11,166,364,664,402,998/105,047,851.20
  6. Step 6: Final answer
    x = 106,297,887.46

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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.