Home / 310,560,457.60-465,445,058.10-165,063,721.60

Finding the Fourth Proportional to 310,560,457.60, 465,445,058.10 and 165,063,721.60

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Solution

The fourth proportional to 310,560,457.60, 465,445,058.10 and 165,063,721.60 is: 247,385,304.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,560,457.60 : 465,445,058.10 = 165,063,721.60 : x
  2. Step 2: Convert to fraction form
    310,560,457.60/465,445,058.10 = 165,063,721.60/x
  3. Step 3: Cross multiply
    310,560,457.60x = 465,445,058.10 × 165,063,721.60
  4. Step 4: Simplify right side
    310,560,457.60x = 76,828,093,490,314,224
  5. Step 5: Solve for x
    x = 76,828,093,490,314,224/310,560,457.60
  6. Step 6: Final answer
    x = 247,385,304.89

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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.