Home / 172,998,828.04-238,739,015.14-93,613,889.92

Finding the Fourth Proportional to 172,998,828.04, 238,739,015.14 and 93,613,889.92

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Solution

The fourth proportional to 172,998,828.04, 238,739,015.14 and 93,613,889.92 is: 129,187,510.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,998,828.04 : 238,739,015.14 = 93,613,889.92 : x
  2. Step 2: Convert to fraction form
    172,998,828.04/238,739,015.14 = 93,613,889.92/x
  3. Step 3: Cross multiply
    172,998,828.04x = 238,739,015.14 × 93,613,889.92
  4. Step 4: Simplify right side
    172,998,828.04x = 22,349,287,882,925,172
  5. Step 5: Solve for x
    x = 22,349,287,882,925,172/172,998,828.04
  6. Step 6: Final answer
    x = 129,187,510.32

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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.