Home / 3,931,938,512.40-5,897,907,768.60-2,389,043,254.80

Finding the Fourth Proportional to 3,931,938,512.40, 5,897,907,768.60 and 2,389,043,254.80

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Solution

The fourth proportional to 3,931,938,512.40, 5,897,907,768.60 and 2,389,043,254.80 is: 3,583,564,882.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,938,512.40 : 5,897,907,768.60 = 2,389,043,254.80 : x
  2. Step 2: Convert to fraction form
    3,931,938,512.40/5,897,907,768.60 = 2,389,043,254.80/x
  3. Step 3: Cross multiply
    3,931,938,512.40x = 5,897,907,768.60 × 2,389,043,254.80
  4. Step 4: Simplify right side
    3,931,938,512.40x = 14,090,356,772,006,350,848
  5. Step 5: Solve for x
    x = 14,090,356,772,006,350,848/3,931,938,512.40
  6. Step 6: Final answer
    x = 3,583,564,882.20

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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.