Home / 302,854,019.20-454,281,028.80-194,014,902.40

Finding the Fourth Proportional to 302,854,019.20, 454,281,028.80 and 194,014,902.40

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Solution

The fourth proportional to 302,854,019.20, 454,281,028.80 and 194,014,902.40 is: 291,022,353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,854,019.20 : 454,281,028.80 = 194,014,902.40 : x
  2. Step 2: Convert to fraction form
    302,854,019.20/454,281,028.80 = 194,014,902.40/x
  3. Step 3: Cross multiply
    302,854,019.20x = 454,281,028.80 × 194,014,902.40
  4. Step 4: Simplify right side
    302,854,019.20x = 88,137,289,464,803,600
  5. Step 5: Solve for x
    x = 88,137,289,464,803,600/302,854,019.20
  6. Step 6: Final answer
    x = 291,022,353.60

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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.