Home / 1,253,050,934,601.60-1,879,576,401,902.40-415,425,091,708.80

Finding the Fourth Proportional to 1,253,050,934,601.60, 1,879,576,401,902.40 and 415,425,091,708.80

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Solution

The fourth proportional to 1,253,050,934,601.60, 1,879,576,401,902.40 and 415,425,091,708.80 is: 623,137,637,563.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,050,934,601.60 : 1,879,576,401,902.40 = 415,425,091,708.80 : x
  2. Step 2: Convert to fraction form
    1,253,050,934,601.60/1,879,576,401,902.40 = 415,425,091,708.80/x
  3. Step 3: Cross multiply
    1,253,050,934,601.60x = 1,879,576,401,902.40 × 415,425,091,708.80
  4. Step 4: Simplify right side
    1,253,050,934,601.60x = 780,823,199,134,000,827,334,656
  5. Step 5: Solve for x
    x = 780,823,199,134,000,827,334,656/1,253,050,934,601.60
  6. Step 6: Final answer
    x = 623,137,637,563.20

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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.