Home / 470,947,817.34-706,367,824.02-125,928,348.48

Finding the Fourth Proportional to 470,947,817.34, 706,367,824.02 and 125,928,348.48

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Solution

The fourth proportional to 470,947,817.34, 706,367,824.02 and 125,928,348.48 is: 188,878,109.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,947,817.34 : 706,367,824.02 = 125,928,348.48 : x
  2. Step 2: Convert to fraction form
    470,947,817.34/706,367,824.02 = 125,928,348.48/x
  3. Step 3: Cross multiply
    470,947,817.34x = 706,367,824.02 × 125,928,348.48
  4. Step 4: Simplify right side
    470,947,817.34x = 88,951,733,498,249,872
  5. Step 5: Solve for x
    x = 88,951,733,498,249,872/470,947,817.34
  6. Step 6: Final answer
    x = 188,878,109.68

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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.