Home / 131,877,890.51-181,824,236.66-94,246,001.69

Finding the Fourth Proportional to 131,877,890.51, 181,824,236.66 and 94,246,001.69

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Solution

The fourth proportional to 131,877,890.51, 181,824,236.66 and 94,246,001.69 is: 129,939,956.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,877,890.51 : 181,824,236.66 = 94,246,001.69 : x
  2. Step 2: Convert to fraction form
    131,877,890.51/181,824,236.66 = 94,246,001.69/x
  3. Step 3: Cross multiply
    131,877,890.51x = 181,824,236.66 × 94,246,001.69
  4. Step 4: Simplify right side
    131,877,890.51x = 17,136,207,314,867,814
  5. Step 5: Solve for x
    x = 17,136,207,314,867,814/131,877,890.51
  6. Step 6: Final answer
    x = 129,939,956.19

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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.