Home / 302,195,065.20-453,292,597.80-97,743,807.60

Finding the Fourth Proportional to 302,195,065.20, 453,292,597.80 and 97,743,807.60

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Solution

The fourth proportional to 302,195,065.20, 453,292,597.80 and 97,743,807.60 is: 146,615,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,195,065.20 : 453,292,597.80 = 97,743,807.60 : x
  2. Step 2: Convert to fraction form
    302,195,065.20/453,292,597.80 = 97,743,807.60/x
  3. Step 3: Cross multiply
    302,195,065.20x = 453,292,597.80 × 97,743,807.60
  4. Step 4: Simplify right side
    302,195,065.20x = 44,306,544,465,867,384
  5. Step 5: Solve for x
    x = 44,306,544,465,867,384/302,195,065.20
  6. Step 6: Final answer
    x = 146,615,711.40

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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.