Home / 157,465,303.10-236,197,954.65-71,206,523.90

Finding the Fourth Proportional to 157,465,303.10, 236,197,954.65 and 71,206,523.90

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Solution

The fourth proportional to 157,465,303.10, 236,197,954.65 and 71,206,523.90 is: 106,809,785.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,465,303.10 : 236,197,954.65 = 71,206,523.90 : x
  2. Step 2: Convert to fraction form
    157,465,303.10/236,197,954.65 = 71,206,523.90/x
  3. Step 3: Cross multiply
    157,465,303.10x = 236,197,954.65 × 71,206,523.90
  4. Step 4: Simplify right side
    157,465,303.10x = 16,818,835,302,916,342
  5. Step 5: Solve for x
    x = 16,818,835,302,916,342/157,465,303.10
  6. Step 6: Final answer
    x = 106,809,785.85

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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.