Home / 570,180,928,758.32-786,917,137,411.68-338,695,362,599.60

Finding the Fourth Proportional to 570,180,928,758.32, 786,917,137,411.68 and 338,695,362,599.60

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Solution

The fourth proportional to 570,180,928,758.32, 786,917,137,411.68 and 338,695,362,599.60 is: 467,439,670,021.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,180,928,758.32 : 786,917,137,411.68 = 338,695,362,599.60 : x
  2. Step 2: Convert to fraction form
    570,180,928,758.32/786,917,137,411.68 = 338,695,362,599.60/x
  3. Step 3: Cross multiply
    570,180,928,758.32x = 786,917,137,411.68 × 338,695,362,599.60
  4. Step 4: Simplify right side
    570,180,928,758.32x = 266,525,185,191,488,201,424,896
  5. Step 5: Solve for x
    x = 266,525,185,191,488,201,424,896/570,180,928,758.32
  6. Step 6: Final answer
    x = 467,439,670,021.76

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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.