Home / 193,077,036.40-289,615,554.60-171,913,874.80

Finding the Fourth Proportional to 193,077,036.40, 289,615,554.60 and 171,913,874.80

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Solution

The fourth proportional to 193,077,036.40, 289,615,554.60 and 171,913,874.80 is: 257,870,812.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,077,036.40 : 289,615,554.60 = 171,913,874.80 : x
  2. Step 2: Convert to fraction form
    193,077,036.40/289,615,554.60 = 171,913,874.80/x
  3. Step 3: Cross multiply
    193,077,036.40x = 289,615,554.60 × 171,913,874.80
  4. Step 4: Simplify right side
    193,077,036.40x = 49,788,932,193,636,968
  5. Step 5: Solve for x
    x = 49,788,932,193,636,968/193,077,036.40
  6. Step 6: Final answer
    x = 257,870,812.20

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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.