Home / 3,900,471,266.40-5,850,706,899.60-3,602,014,000.80

Finding the Fourth Proportional to 3,900,471,266.40, 5,850,706,899.60 and 3,602,014,000.80

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Solution

The fourth proportional to 3,900,471,266.40, 5,850,706,899.60 and 3,602,014,000.80 is: 5,403,021,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900,471,266.40 : 5,850,706,899.60 = 3,602,014,000.80 : x
  2. Step 2: Convert to fraction form
    3,900,471,266.40/5,850,706,899.60 = 3,602,014,000.80/x
  3. Step 3: Cross multiply
    3,900,471,266.40x = 5,850,706,899.60 × 3,602,014,000.80
  4. Step 4: Simplify right side
    3,900,471,266.40x = 21,074,328,166,936,363,008
  5. Step 5: Solve for x
    x = 21,074,328,166,936,363,008/3,900,471,266.40
  6. Step 6: Final answer
    x = 5,403,021,001.20

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Double scale
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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.