Home / 570,180,928,742.73-786,917,137,390.20-338,695,362,584.01

Finding the Fourth Proportional to 570,180,928,742.73, 786,917,137,390.20 and 338,695,362,584.01

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Solution

The fourth proportional to 570,180,928,742.73, 786,917,137,390.20 and 338,695,362,584.01 is: 467,439,670,000.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,180,928,742.73 : 786,917,137,390.20 = 338,695,362,584.01 : x
  2. Step 2: Convert to fraction form
    570,180,928,742.73/786,917,137,390.20 = 338,695,362,584.01/x
  3. Step 3: Cross multiply
    570,180,928,742.73x = 786,917,137,390.20 × 338,695,362,584.01
  4. Step 4: Simplify right side
    570,180,928,742.73x = 266,525,185,171,944,992,931,840
  5. Step 5: Solve for x
    x = 266,525,185,171,944,992,931,840/570,180,928,742.73
  6. Step 6: Final answer
    x = 467,439,670,000.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.