Home / 712,119,109.58-1,068,081,694.52-187,444,276

Finding the Fourth Proportional to 712,119,109.58, 1,068,081,694.52 and 187,444,276

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Solution

The fourth proportional to 712,119,109.58, 1,068,081,694.52 and 187,444,276 is: 281,140,889.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,119,109.58 : 1,068,081,694.52 = 187,444,276 : x
  2. Step 2: Convert to fraction form
    712,119,109.58/1,068,081,694.52 = 187,444,276/x
  3. Step 3: Cross multiply
    712,119,109.58x = 1,068,081,694.52 × 187,444,276
  4. Step 4: Simplify right side
    712,119,109.58x = 200,205,799,938,154,560
  5. Step 5: Solve for x
    x = 200,205,799,938,154,560/712,119,109.58
  6. Step 6: Final answer
    x = 281,140,889.56

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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.