Home / 172,898,988.03-238,599,890.08-93,514,138.16

Finding the Fourth Proportional to 172,898,988.03, 238,599,890.08 and 93,514,138.16

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Solution

The fourth proportional to 172,898,988.03, 238,599,890.08 and 93,514,138.16 is: 129,049,124.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,898,988.03 : 238,599,890.08 = 93,514,138.16 : x
  2. Step 2: Convert to fraction form
    172,898,988.03/238,599,890.08 = 93,514,138.16/x
  3. Step 3: Cross multiply
    172,898,988.03x = 238,599,890.08 × 93,514,138.16
  4. Step 4: Simplify right side
    172,898,988.03x = 22,312,463,084,475,148
  5. Step 5: Solve for x
    x = 22,312,463,084,475,148/172,898,988.03
  6. Step 6: Final answer
    x = 129,049,124.80

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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.