Home / 8,013,877,781.40-12,015,184,082.76-3,529,844,329.32

Finding the Fourth Proportional to 8,013,877,781.40, 12,015,184,082.76 and 3,529,844,329.32

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Solution

The fourth proportional to 8,013,877,781.40, 12,015,184,082.76 and 3,529,844,329.32 is: 5,292,285,527.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,013,877,781.40 : 12,015,184,082.76 = 3,529,844,329.32 : x
  2. Step 2: Convert to fraction form
    8,013,877,781.40/12,015,184,082.76 = 3,529,844,329.32/x
  3. Step 3: Cross multiply
    8,013,877,781.40x = 12,015,184,082.76 × 3,529,844,329.32
  4. Step 4: Simplify right side
    8,013,877,781.40x = 42,411,729,400,266,317,824
  5. Step 5: Solve for x
    x = 42,411,729,400,266,317,824/8,013,877,781.40
  6. Step 6: Final answer
    x = 5,292,285,527.33

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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.