Home / 316,530,432.16-436,814,561.10-175,404,009.91

Finding the Fourth Proportional to 316,530,432.16, 436,814,561.10 and 175,404,009.91

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Solution

The fourth proportional to 316,530,432.16, 436,814,561.10 and 175,404,009.91 is: 242,058,954.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,530,432.16 : 436,814,561.10 = 175,404,009.91 : x
  2. Step 2: Convert to fraction form
    316,530,432.16/436,814,561.10 = 175,404,009.91/x
  3. Step 3: Cross multiply
    316,530,432.16x = 436,814,561.10 × 175,404,009.91
  4. Step 4: Simplify right side
    316,530,432.16x = 76,619,025,604,016,704
  5. Step 5: Solve for x
    x = 76,619,025,604,016,704/316,530,432.16
  6. Step 6: Final answer
    x = 242,058,954.90

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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.