Home / 165,920,580.90-248,880,871.35-43,088,819.40

Finding the Fourth Proportional to 165,920,580.90, 248,880,871.35 and 43,088,819.40

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Solution

The fourth proportional to 165,920,580.90, 248,880,871.35 and 43,088,819.40 is: 64,633,229.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,920,580.90 : 248,880,871.35 = 43,088,819.40 : x
  2. Step 2: Convert to fraction form
    165,920,580.90/248,880,871.35 = 43,088,819.40/x
  3. Step 3: Cross multiply
    165,920,580.90x = 248,880,871.35 × 43,088,819.40
  4. Step 4: Simplify right side
    165,920,580.90x = 10,723,982,917,714,784
  5. Step 5: Solve for x
    x = 10,723,982,917,714,784/165,920,580.90
  6. Step 6: Final answer
    x = 64,633,229.10

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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.