Home / 545,760,905.60-818,641,358.40-157,596,399.20

Finding the Fourth Proportional to 545,760,905.60, 818,641,358.40 and 157,596,399.20

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Solution

The fourth proportional to 545,760,905.60, 818,641,358.40 and 157,596,399.20 is: 236,394,598.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,760,905.60 : 818,641,358.40 = 157,596,399.20 : x
  2. Step 2: Convert to fraction form
    545,760,905.60/818,641,358.40 = 157,596,399.20/x
  3. Step 3: Cross multiply
    545,760,905.60x = 818,641,358.40 × 157,596,399.20
  4. Step 4: Simplify right side
    545,760,905.60x = 129,014,930,320,036,656
  5. Step 5: Solve for x
    x = 129,014,930,320,036,656/545,760,905.60
  6. Step 6: Final answer
    x = 236,394,598.80

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1.5x scale

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.