Home / 110,389,430,658.40-165,584,145,987.60-39,655,058,711.20

Finding the Fourth Proportional to 110,389,430,658.40, 165,584,145,987.60 and 39,655,058,711.20

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Solution

The fourth proportional to 110,389,430,658.40, 165,584,145,987.60 and 39,655,058,711.20 is: 59,482,588,066.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,389,430,658.40 : 165,584,145,987.60 = 39,655,058,711.20 : x
  2. Step 2: Convert to fraction form
    110,389,430,658.40/165,584,145,987.60 = 39,655,058,711.20/x
  3. Step 3: Cross multiply
    110,389,430,658.40x = 165,584,145,987.60 × 39,655,058,711.20
  4. Step 4: Simplify right side
    110,389,430,658.40x = 6,566,249,030,782,189,305,856
  5. Step 5: Solve for x
    x = 6,566,249,030,782,189,305,856/110,389,430,658.40
  6. Step 6: Final answer
    x = 59,482,588,066.80

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Double scale
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Similar ratio
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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.