Home / 109,835,560.71-165,010,598.01-103,630,888.62

Finding the Fourth Proportional to 109,835,560.71, 165,010,598.01 and 103,630,888.62

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Solution

The fourth proportional to 109,835,560.71, 165,010,598.01 and 103,630,888.62 is: 155,689,057.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,835,560.71 : 165,010,598.01 = 103,630,888.62 : x
  2. Step 2: Convert to fraction form
    109,835,560.71/165,010,598.01 = 103,630,888.62/x
  3. Step 3: Cross multiply
    109,835,560.71x = 165,010,598.01 × 103,630,888.62
  4. Step 4: Simplify right side
    109,835,560.71x = 17,100,194,903,493,904
  5. Step 5: Solve for x
    x = 17,100,194,903,493,904/109,835,560.71
  6. Step 6: Final answer
    x = 155,689,057.29

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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.