Home / 1,384,607,066.40-2,076,910,599.60-415,258,682.40

Finding the Fourth Proportional to 1,384,607,066.40, 2,076,910,599.60 and 415,258,682.40

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Solution

The fourth proportional to 1,384,607,066.40, 2,076,910,599.60 and 415,258,682.40 is: 622,888,023.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,607,066.40 : 2,076,910,599.60 = 415,258,682.40 : x
  2. Step 2: Convert to fraction form
    1,384,607,066.40/2,076,910,599.60 = 415,258,682.40/x
  3. Step 3: Cross multiply
    1,384,607,066.40x = 2,076,910,599.60 × 415,258,682.40
  4. Step 4: Simplify right side
    1,384,607,066.40x = 862,455,159,052,489,856
  5. Step 5: Solve for x
    x = 862,455,159,052,489,856/1,384,607,066.40
  6. Step 6: Final answer
    x = 622,888,023.60

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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.