Home / 256,244,582.26-384,980,063.09-164,308,444.01

Finding the Fourth Proportional to 256,244,582.26, 384,980,063.09 and 164,308,444.01

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Solution

The fourth proportional to 256,244,582.26, 384,980,063.09 and 164,308,444.01 is: 246,855,853.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,244,582.26 : 384,980,063.09 = 164,308,444.01 : x
  2. Step 2: Convert to fraction form
    256,244,582.26/384,980,063.09 = 164,308,444.01/x
  3. Step 3: Cross multiply
    256,244,582.26x = 384,980,063.09 × 164,308,444.01
  4. Step 4: Simplify right side
    256,244,582.26x = 63,255,475,139,886,760
  5. Step 5: Solve for x
    x = 63,255,475,139,886,760/256,244,582.26
  6. Step 6: Final answer
    x = 246,855,853.82

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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.