Home / 325,874,820.60-488,812,230.90-283,784,693.40

Finding the Fourth Proportional to 325,874,820.60, 488,812,230.90 and 283,784,693.40

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Solution

The fourth proportional to 325,874,820.60, 488,812,230.90 and 283,784,693.40 is: 425,677,040.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,874,820.60 : 488,812,230.90 = 283,784,693.40 : x
  2. Step 2: Convert to fraction form
    325,874,820.60/488,812,230.90 = 283,784,693.40/x
  3. Step 3: Cross multiply
    325,874,820.60x = 488,812,230.90 × 283,784,693.40
  4. Step 4: Simplify right side
    325,874,820.60x = 138,717,429,076,126,480
  5. Step 5: Solve for x
    x = 138,717,429,076,126,480/325,874,820.60
  6. Step 6: Final answer
    x = 425,677,040.10

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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.