Home / 210,505,550.08-315,787,996.98-64,950,946.06

Finding the Fourth Proportional to 210,505,550.08, 315,787,996.98 and 64,950,946.06

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Solution

The fourth proportional to 210,505,550.08, 315,787,996.98 and 64,950,946.06 is: 97,435,574.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,505,550.08 : 315,787,996.98 = 64,950,946.06 : x
  2. Step 2: Convert to fraction form
    210,505,550.08/315,787,996.98 = 64,950,946.06/x
  3. Step 3: Cross multiply
    210,505,550.08x = 315,787,996.98 × 64,950,946.06
  4. Step 4: Simplify right side
    210,505,550.08x = 20,510,729,158,243,424
  5. Step 5: Solve for x
    x = 20,510,729,158,243,424/210,505,550.08
  6. Step 6: Final answer
    x = 97,435,574.27

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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.