Home / 172,769,810.49-238,423,181.13-94,453,367.76

Finding the Fourth Proportional to 172,769,810.49, 238,423,181.13 and 94,453,367.76

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Solution

The fourth proportional to 172,769,810.49, 238,423,181.13 and 94,453,367.76 is: 130,346,108.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,769,810.49 : 238,423,181.13 = 94,453,367.76 : x
  2. Step 2: Convert to fraction form
    172,769,810.49/238,423,181.13 = 94,453,367.76/x
  3. Step 3: Cross multiply
    172,769,810.49x = 238,423,181.13 × 94,453,367.76
  4. Step 4: Simplify right side
    172,769,810.49x = 22,519,872,409,780,984
  5. Step 5: Solve for x
    x = 22,519,872,409,780,984/172,769,810.49
  6. Step 6: Final answer
    x = 130,346,108.19

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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.