Home / 316,343,727.54-436,549,467.87-177,119,471.57

Finding the Fourth Proportional to 316,343,727.54, 436,549,467.87 and 177,119,471.57

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Solution

The fourth proportional to 316,343,727.54, 436,549,467.87 and 177,119,471.57 is: 244,422,140.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,343,727.54 : 436,549,467.87 = 177,119,471.57 : x
  2. Step 2: Convert to fraction form
    316,343,727.54/436,549,467.87 = 177,119,471.57/x
  3. Step 3: Cross multiply
    316,343,727.54x = 436,549,467.87 × 177,119,471.57
  4. Step 4: Simplify right side
    316,343,727.54x = 77,321,411,061,116,352
  5. Step 5: Solve for x
    x = 77,321,411,061,116,352/316,343,727.54
  6. Step 6: Final answer
    x = 244,422,140.63

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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.