Home / 67,985,083,221.60-101,977,624,832.40-38,598,521,685.60

Finding the Fourth Proportional to 67,985,083,221.60, 101,977,624,832.40 and 38,598,521,685.60

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Solution

The fourth proportional to 67,985,083,221.60, 101,977,624,832.40 and 38,598,521,685.60 is: 57,897,782,528.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,985,083,221.60 : 101,977,624,832.40 = 38,598,521,685.60 : x
  2. Step 2: Convert to fraction form
    67,985,083,221.60/101,977,624,832.40 = 38,598,521,685.60/x
  3. Step 3: Cross multiply
    67,985,083,221.60x = 101,977,624,832.40 × 38,598,521,685.60
  4. Step 4: Simplify right side
    67,985,083,221.60x = 3,936,185,563,539,371,982,848
  5. Step 5: Solve for x
    x = 3,936,185,563,539,371,982,848/67,985,083,221.60
  6. Step 6: Final answer
    x = 57,897,782,528.40

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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.