Home / 869,228,410.80-1,303,842,616.20-524,004,337.20

Finding the Fourth Proportional to 869,228,410.80, 1,303,842,616.20 and 524,004,337.20

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Solution

The fourth proportional to 869,228,410.80, 1,303,842,616.20 and 524,004,337.20 is: 786,006,505.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,228,410.80 : 1,303,842,616.20 = 524,004,337.20 : x
  2. Step 2: Convert to fraction form
    869,228,410.80/1,303,842,616.20 = 524,004,337.20/x
  3. Step 3: Cross multiply
    869,228,410.80x = 1,303,842,616.20 × 524,004,337.20
  4. Step 4: Simplify right side
    869,228,410.80x = 683,219,185,914,994,944
  5. Step 5: Solve for x
    x = 683,219,185,914,994,944/869,228,410.80
  6. Step 6: Final answer
    x = 786,006,505.80

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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.