Home / 150,534,585.60-207,810,718.31-100,956,823.77

Finding the Fourth Proportional to 150,534,585.60, 207,810,718.31 and 100,956,823.77

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Solution

The fourth proportional to 150,534,585.60, 207,810,718.31 and 100,956,823.77 is: 139,369,368.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,534,585.60 : 207,810,718.31 = 100,956,823.77 : x
  2. Step 2: Convert to fraction form
    150,534,585.60/207,810,718.31 = 100,956,823.77/x
  3. Step 3: Cross multiply
    150,534,585.60x = 207,810,718.31 × 100,956,823.77
  4. Step 4: Simplify right side
    150,534,585.60x = 20,979,910,065,434,996
  5. Step 5: Solve for x
    x = 20,979,910,065,434,996/150,534,585.60
  6. Step 6: Final answer
    x = 139,369,368.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.