Home / 157,465,145.60-236,197,718.40-143,116,238.60

Finding the Fourth Proportional to 157,465,145.60, 236,197,718.40 and 143,116,238.60

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Solution

The fourth proportional to 157,465,145.60, 236,197,718.40 and 143,116,238.60 is: 214,674,357.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,465,145.60 : 236,197,718.40 = 143,116,238.60 : x
  2. Step 2: Convert to fraction form
    157,465,145.60/236,197,718.40 = 143,116,238.60/x
  3. Step 3: Cross multiply
    157,465,145.60x = 236,197,718.40 × 143,116,238.60
  4. Step 4: Simplify right side
    157,465,145.60x = 33,803,729,023,310,008
  5. Step 5: Solve for x
    x = 33,803,729,023,310,008/157,465,145.60
  6. Step 6: Final answer
    x = 214,674,357.90

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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.