Home / 3,015,881,998.80-4,515,426,230.40-1,538,830,312.80

Finding the Fourth Proportional to 3,015,881,998.80, 4,515,426,230.40 and 1,538,830,312.80

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Solution

The fourth proportional to 3,015,881,998.80, 4,515,426,230.40 and 1,538,830,312.80 is: 2,303,961,083.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015,881,998.80 : 4,515,426,230.40 = 1,538,830,312.80 : x
  2. Step 2: Convert to fraction form
    3,015,881,998.80/4,515,426,230.40 = 1,538,830,312.80/x
  3. Step 3: Cross multiply
    3,015,881,998.80x = 4,515,426,230.40 × 1,538,830,312.80
  4. Step 4: Simplify right side
    3,015,881,998.80x = 6,948,474,758,551,755,776
  5. Step 5: Solve for x
    x = 6,948,474,758,551,755,776/3,015,881,998.80
  6. Step 6: Final answer
    x = 2,303,961,083.79

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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.