Home / 305,698,884.06-458,619,165.45-87,352,069.98

Finding the Fourth Proportional to 305,698,884.06, 458,619,165.45 and 87,352,069.98

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Solution

The fourth proportional to 305,698,884.06, 458,619,165.45 and 87,352,069.98 is: 131,048,347.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,698,884.06 : 458,619,165.45 = 87,352,069.98 : x
  2. Step 2: Convert to fraction form
    305,698,884.06/458,619,165.45 = 87,352,069.98/x
  3. Step 3: Cross multiply
    305,698,884.06x = 458,619,165.45 × 87,352,069.98
  4. Step 4: Simplify right side
    305,698,884.06x = 40,061,333,434,557,600
  5. Step 5: Solve for x
    x = 40,061,333,434,557,600/305,698,884.06
  6. Step 6: Final answer
    x = 131,048,347.00

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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.