Home / 165,392,527.20-248,088,790.80-139,564,494.60

Finding the Fourth Proportional to 165,392,527.20, 248,088,790.80 and 139,564,494.60

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Solution

The fourth proportional to 165,392,527.20, 248,088,790.80 and 139,564,494.60 is: 209,346,741.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,392,527.20 : 248,088,790.80 = 139,564,494.60 : x
  2. Step 2: Convert to fraction form
    165,392,527.20/248,088,790.80 = 139,564,494.60/x
  3. Step 3: Cross multiply
    165,392,527.20x = 248,088,790.80 × 139,564,494.60
  4. Step 4: Simplify right side
    165,392,527.20x = 34,624,386,703,927,128
  5. Step 5: Solve for x
    x = 34,624,386,703,927,128/165,392,527.20
  6. Step 6: Final answer
    x = 209,346,741.90

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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.