Home / 350,870,001.68-484,048,609.86-211,563,372.32

Finding the Fourth Proportional to 350,870,001.68, 484,048,609.86 and 211,563,372.32

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Solution

The fourth proportional to 350,870,001.68, 484,048,609.86 and 211,563,372.32 is: 291,865,807.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,870,001.68 : 484,048,609.86 = 211,563,372.32 : x
  2. Step 2: Convert to fraction form
    350,870,001.68/484,048,609.86 = 211,563,372.32/x
  3. Step 3: Cross multiply
    350,870,001.68x = 484,048,609.86 × 211,563,372.32
  4. Step 4: Simplify right side
    350,870,001.68x = 102,406,956,268,789,600
  5. Step 5: Solve for x
    x = 102,406,956,268,789,600/350,870,001.68
  6. Step 6: Final answer
    x = 291,865,807.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.