Home / 448,562,208.60-673,144,244.10-157,428,768.60

Finding the Fourth Proportional to 448,562,208.60, 673,144,244.10 and 157,428,768.60

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Solution

The fourth proportional to 448,562,208.60, 673,144,244.10 and 157,428,768.60 is: 236,248,768.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,562,208.60 : 673,144,244.10 = 157,428,768.60 : x
  2. Step 2: Convert to fraction form
    448,562,208.60/673,144,244.10 = 157,428,768.60/x
  3. Step 3: Cross multiply
    448,562,208.60x = 673,144,244.10 × 157,428,768.60
  4. Step 4: Simplify right side
    448,562,208.60x = 105,972,269,438,840,816
  5. Step 5: Solve for x
    x = 105,972,269,438,840,816/448,562,208.60
  6. Step 6: Final answer
    x = 236,248,768.64

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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.