Home / 570,180,928,675.55-786,917,137,297.50-338,695,362,516.73

Finding the Fourth Proportional to 570,180,928,675.55, 786,917,137,297.50 and 338,695,362,516.73

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Solution

The fourth proportional to 570,180,928,675.55, 786,917,137,297.50 and 338,695,362,516.73 is: 467,439,669,907.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,180,928,675.55 : 786,917,137,297.50 = 338,695,362,516.73 : x
  2. Step 2: Convert to fraction form
    570,180,928,675.55/786,917,137,297.50 = 338,695,362,516.73/x
  3. Step 3: Cross multiply
    570,180,928,675.55x = 786,917,137,297.50 × 338,695,362,516.73
  4. Step 4: Simplify right side
    570,180,928,675.55x = 266,525,185,087,604,149,714,944
  5. Step 5: Solve for x
    x = 266,525,185,087,604,149,714,944/570,180,928,675.55
  6. Step 6: Final answer
    x = 467,439,669,907.42

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1.5x scale

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.