Home / 165,933,303.60-248,899,955.40-157,430,247.60

Finding the Fourth Proportional to 165,933,303.60, 248,899,955.40 and 157,430,247.60

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Solution

The fourth proportional to 165,933,303.60, 248,899,955.40 and 157,430,247.60 is: 236,145,371.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,933,303.60 : 248,899,955.40 = 157,430,247.60 : x
  2. Step 2: Convert to fraction form
    165,933,303.60/248,899,955.40 = 157,430,247.60/x
  3. Step 3: Cross multiply
    165,933,303.60x = 248,899,955.40 × 157,430,247.60
  4. Step 4: Simplify right side
    165,933,303.60x = 39,184,381,606,250,960
  5. Step 5: Solve for x
    x = 39,184,381,606,250,960/165,933,303.60
  6. Step 6: Final answer
    x = 236,145,371.40

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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.