Home / 1,665,403,299.40-2,496,313,358.70-629,864,048.20

Finding the Fourth Proportional to 1,665,403,299.40, 2,496,313,358.70 and 629,864,048.20

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Solution

The fourth proportional to 1,665,403,299.40, 2,496,313,358.70 and 629,864,048.20 is: 944,118,483.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,403,299.40 : 2,496,313,358.70 = 629,864,048.20 : x
  2. Step 2: Convert to fraction form
    1,665,403,299.40/2,496,313,358.70 = 629,864,048.20/x
  3. Step 3: Cross multiply
    1,665,403,299.40x = 2,496,313,358.70 × 629,864,048.20
  4. Step 4: Simplify right side
    1,665,403,299.40x = 1,572,338,037,686,520,576
  5. Step 5: Solve for x
    x = 1,572,338,037,686,520,576/1,665,403,299.40
  6. Step 6: Final answer
    x = 944,118,483.64

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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.