Home / 10,113,565,537.60-15,170,348,306.40-9,906,941,276.80

Finding the Fourth Proportional to 10,113,565,537.60, 15,170,348,306.40 and 9,906,941,276.80

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Solution

The fourth proportional to 10,113,565,537.60, 15,170,348,306.40 and 9,906,941,276.80 is: 14,860,411,915.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,113,565,537.60 : 15,170,348,306.40 = 9,906,941,276.80 : x
  2. Step 2: Convert to fraction form
    10,113,565,537.60/15,170,348,306.40 = 9,906,941,276.80/x
  3. Step 3: Cross multiply
    10,113,565,537.60x = 15,170,348,306.40 × 9,906,941,276.80
  4. Step 4: Simplify right side
    10,113,565,537.60x = 150,291,749,820,107,128,832
  5. Step 5: Solve for x
    x = 150,291,749,820,107,128,832/10,113,565,537.60
  6. Step 6: Final answer
    x = 14,860,411,915.20

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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.