Home / 330,507,699,933.34-495,759,885,800.90-129,069,890,393.14

Finding the Fourth Proportional to 330,507,699,933.34, 495,759,885,800.90 and 129,069,890,393.14

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Solution

The fourth proportional to 330,507,699,933.34, 495,759,885,800.90 and 129,069,890,393.14 is: 193,604,185,725.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,507,699,933.34 : 495,759,885,800.90 = 129,069,890,393.14 : x
  2. Step 2: Convert to fraction form
    330,507,699,933.34/495,759,885,800.90 = 129,069,890,393.14/x
  3. Step 3: Cross multiply
    330,507,699,933.34x = 495,759,885,800.90 × 129,069,890,393.14
  4. Step 4: Simplify right side
    330,507,699,933.34x = 63,987,674,121,637,768,200,192
  5. Step 5: Solve for x
    x = 63,987,674,121,637,768,200,192/330,507,699,933.34
  6. Step 6: Final answer
    x = 193,604,185,725.61

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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.