Home / 3,931,938,510.40-5,897,907,765.60-2,389,043,252.80

Finding the Fourth Proportional to 3,931,938,510.40, 5,897,907,765.60 and 2,389,043,252.80

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Solution

The fourth proportional to 3,931,938,510.40, 5,897,907,765.60 and 2,389,043,252.80 is: 3,583,564,879.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,938,510.40 : 5,897,907,765.60 = 2,389,043,252.80 : x
  2. Step 2: Convert to fraction form
    3,931,938,510.40/5,897,907,765.60 = 2,389,043,252.80/x
  3. Step 3: Cross multiply
    3,931,938,510.40x = 5,897,907,765.60 × 2,389,043,252.80
  4. Step 4: Simplify right side
    3,931,938,510.40x = 14,090,356,753,043,406,848
  5. Step 5: Solve for x
    x = 14,090,356,753,043,406,848/3,931,938,510.40
  6. Step 6: Final answer
    x = 3,583,564,879.20

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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.