Home / 302,479,579.80-453,775,356.90-98,014,325.40

Finding the Fourth Proportional to 302,479,579.80, 453,775,356.90 and 98,014,325.40

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Solution

The fourth proportional to 302,479,579.80, 453,775,356.90 and 98,014,325.40 is: 147,039,629.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,479,579.80 : 453,775,356.90 = 98,014,325.40 : x
  2. Step 2: Convert to fraction form
    302,479,579.80/453,775,356.90 = 98,014,325.40/x
  3. Step 3: Cross multiply
    302,479,579.80x = 453,775,356.90 × 98,014,325.40
  4. Step 4: Simplify right side
    302,479,579.80x = 44,476,485,489,697,736
  5. Step 5: Solve for x
    x = 44,476,485,489,697,736/302,479,579.80
  6. Step 6: Final answer
    x = 147,039,629.98

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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.