Home / 470,947,790.29-706,367,783.57-125,928,321.47

Finding the Fourth Proportional to 470,947,790.29, 706,367,783.57 and 125,928,321.47

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Solution

The fourth proportional to 470,947,790.29, 706,367,783.57 and 125,928,321.47 is: 188,878,069.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,947,790.29 : 706,367,783.57 = 125,928,321.47 : x
  2. Step 2: Convert to fraction form
    470,947,790.29/706,367,783.57 = 125,928,321.47/x
  3. Step 3: Cross multiply
    470,947,790.29x = 706,367,783.57 × 125,928,321.47
  4. Step 4: Simplify right side
    470,947,790.29x = 88,951,709,327,631,584
  5. Step 5: Solve for x
    x = 88,951,709,327,631,584/470,947,790.29
  6. Step 6: Final answer
    x = 188,878,069.21

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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.