Home / 302,195,005.20-453,292,507.80-97,743,747.60

Finding the Fourth Proportional to 302,195,005.20, 453,292,507.80 and 97,743,747.60

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Solution

The fourth proportional to 302,195,005.20, 453,292,507.80 and 97,743,747.60 is: 146,615,621.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,195,005.20 : 453,292,507.80 = 97,743,747.60 : x
  2. Step 2: Convert to fraction form
    302,195,005.20/453,292,507.80 = 97,743,747.60/x
  3. Step 3: Cross multiply
    302,195,005.20x = 453,292,507.80 × 97,743,747.60
  4. Step 4: Simplify right side
    302,195,005.20x = 44,306,508,471,374,232
  5. Step 5: Solve for x
    x = 44,306,508,471,374,232/302,195,005.20
  6. Step 6: Final answer
    x = 146,615,621.40

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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.