Home / 42,130,513,401.11-63,186,099,609.87-25,118,092,753.64

Finding the Fourth Proportional to 42,130,513,401.11, 63,186,099,609.87 and 25,118,092,753.64

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Solution

The fourth proportional to 42,130,513,401.11, 63,186,099,609.87 and 25,118,092,753.64 is: 37,671,373,610.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,130,513,401.11 : 63,186,099,609.87 = 25,118,092,753.64 : x
  2. Step 2: Convert to fraction form
    42,130,513,401.11/63,186,099,609.87 = 25,118,092,753.64/x
  3. Step 3: Cross multiply
    42,130,513,401.11x = 63,186,099,609.87 × 25,118,092,753.64
  4. Step 4: Simplify right side
    42,130,513,401.11x = 1,587,114,310,741,134,934,016
  5. Step 5: Solve for x
    x = 1,587,114,310,741,134,934,016/42,130,513,401.11
  6. Step 6: Final answer
    x = 37,671,373,610.64

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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.