Home / 446,634,816.66-669,951,395.55-139,950,421.14

Finding the Fourth Proportional to 446,634,816.66, 669,951,395.55 and 139,950,421.14

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Solution

The fourth proportional to 446,634,816.66, 669,951,395.55 and 139,950,421.14 is: 209,925,371.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,634,816.66 : 669,951,395.55 = 139,950,421.14 : x
  2. Step 2: Convert to fraction form
    446,634,816.66/669,951,395.55 = 139,950,421.14/x
  3. Step 3: Cross multiply
    446,634,816.66x = 669,951,395.55 × 139,950,421.14
  4. Step 4: Simplify right side
    446,634,816.66x = 93,759,979,950,553,200
  5. Step 5: Solve for x
    x = 93,759,979,950,553,200/446,634,816.66
  6. Step 6: Final answer
    x = 209,925,371.81

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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.