Home / 13,985,139,794.40-20,977,709,691.60-13,903,510,456.80

Finding the Fourth Proportional to 13,985,139,794.40, 20,977,709,691.60 and 13,903,510,456.80

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Solution

The fourth proportional to 13,985,139,794.40, 20,977,709,691.60 and 13,903,510,456.80 is: 20,855,265,685.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,985,139,794.40 : 20,977,709,691.60 = 13,903,510,456.80 : x
  2. Step 2: Convert to fraction form
    13,985,139,794.40/20,977,709,691.60 = 13,903,510,456.80/x
  3. Step 3: Cross multiply
    13,985,139,794.40x = 20,977,709,691.60 × 13,903,510,456.80
  4. Step 4: Simplify right side
    13,985,139,794.40x = 291,663,806,056,875,261,952
  5. Step 5: Solve for x
    x = 291,663,806,056,875,261,952/13,985,139,794.40
  6. Step 6: Final answer
    x = 20,855,265,685.20

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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.