Home / 380,174,071.06-524,877,169.89-261,301,348.18

Finding the Fourth Proportional to 380,174,071.06, 524,877,169.89 and 261,301,348.18

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Solution

The fourth proportional to 380,174,071.06, 524,877,169.89 and 261,301,348.18 is: 360,758,722.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,174,071.06 : 524,877,169.89 = 261,301,348.18 : x
  2. Step 2: Convert to fraction form
    380,174,071.06/524,877,169.89 = 261,301,348.18/x
  3. Step 3: Cross multiply
    380,174,071.06x = 524,877,169.89 × 261,301,348.18
  4. Step 4: Simplify right side
    380,174,071.06x = 137,151,112,121,159,904
  5. Step 5: Solve for x
    x = 137,151,112,121,159,904/380,174,071.06
  6. Step 6: Final answer
    x = 360,758,722.28

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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.