Home / 2,155,038,155.80-3,224,485,745.70-1,534,687,538.20

Finding the Fourth Proportional to 2,155,038,155.80, 3,224,485,745.70 and 1,534,687,538.20

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Solution

The fourth proportional to 2,155,038,155.80, 3,224,485,745.70 and 1,534,687,538.20 is: 2,296,283,282.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,038,155.80 : 3,224,485,745.70 = 1,534,687,538.20 : x
  2. Step 2: Convert to fraction form
    2,155,038,155.80/3,224,485,745.70 = 1,534,687,538.20/x
  3. Step 3: Cross multiply
    2,155,038,155.80x = 3,224,485,745.70 × 1,534,687,538.20
  4. Step 4: Simplify right side
    2,155,038,155.80x = 4,948,578,091,029,323,776
  5. Step 5: Solve for x
    x = 4,948,578,091,029,323,776/2,155,038,155.80
  6. Step 6: Final answer
    x = 2,296,283,282.83

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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.