Home / 102,460,982.94-153,680,115.69-25,784,031.90

Finding the Fourth Proportional to 102,460,982.94, 153,680,115.69 and 25,784,031.90

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Solution

The fourth proportional to 102,460,982.94, 153,680,115.69 and 25,784,031.90 is: 38,673,189.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,460,982.94 : 153,680,115.69 = 25,784,031.90 : x
  2. Step 2: Convert to fraction form
    102,460,982.94/153,680,115.69 = 25,784,031.90/x
  3. Step 3: Cross multiply
    102,460,982.94x = 153,680,115.69 × 25,784,031.90
  4. Step 4: Simplify right side
    102,460,982.94x = 3,962,493,005,346,650
  5. Step 5: Solve for x
    x = 3,962,493,005,346,650/102,460,982.94
  6. Step 6: Final answer
    x = 38,673,189.46

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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.