Home / 570,180,928,677.93-786,917,137,300.84-338,695,362,519.14

Finding the Fourth Proportional to 570,180,928,677.93, 786,917,137,300.84 and 338,695,362,519.14

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Solution

The fourth proportional to 570,180,928,677.93, 786,917,137,300.84 and 338,695,362,519.14 is: 467,439,669,910.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,180,928,677.93 : 786,917,137,300.84 = 338,695,362,519.14 : x
  2. Step 2: Convert to fraction form
    570,180,928,677.93/786,917,137,300.84 = 338,695,362,519.14/x
  3. Step 3: Cross multiply
    570,180,928,677.93x = 786,917,137,300.84 × 338,695,362,519.14
  4. Step 4: Simplify right side
    570,180,928,677.93x = 266,525,185,090,631,866,777,600
  5. Step 5: Solve for x
    x = 266,525,185,090,631,866,777,600/570,180,928,677.93
  6. Step 6: Final answer
    x = 467,439,669,910.78

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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.