Home / 525,134,180.40-788,410,441.80-307,008,049.20

Finding the Fourth Proportional to 525,134,180.40, 788,410,441.80 and 307,008,049.20

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Solution

The fourth proportional to 525,134,180.40, 788,410,441.80 and 307,008,049.20 is: 460,926,675.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,134,180.40 : 788,410,441.80 = 307,008,049.20 : x
  2. Step 2: Convert to fraction form
    525,134,180.40/788,410,441.80 = 307,008,049.20/x
  3. Step 3: Cross multiply
    525,134,180.40x = 788,410,441.80 × 307,008,049.20
  4. Step 4: Simplify right side
    525,134,180.40x = 242,048,351,705,928,128
  5. Step 5: Solve for x
    x = 242,048,351,705,928,128/525,134,180.40
  6. Step 6: Final answer
    x = 460,926,675.01

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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.