Home / 105,192,000.90-157,788,001.35-28,514,906.10

Finding the Fourth Proportional to 105,192,000.90, 157,788,001.35 and 28,514,906.10

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Solution

The fourth proportional to 105,192,000.90, 157,788,001.35 and 28,514,906.10 is: 42,772,359.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,192,000.90 : 157,788,001.35 = 28,514,906.10 : x
  2. Step 2: Convert to fraction form
    105,192,000.90/157,788,001.35 = 28,514,906.10/x
  3. Step 3: Cross multiply
    105,192,000.90x = 157,788,001.35 × 28,514,906.10
  4. Step 4: Simplify right side
    105,192,000.90x = 4,499,310,042,201,923.50
  5. Step 5: Solve for x
    x = 4,499,310,042,201,923.50/105,192,000.90
  6. Step 6: Final answer
    x = 42,772,359.15

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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.