Home / 839,731,277.60-1,258,673,127.60-294,192,000.80

Finding the Fourth Proportional to 839,731,277.60, 1,258,673,127.60 and 294,192,000.80

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Solution

The fourth proportional to 839,731,277.60, 1,258,673,127.60 and 294,192,000.80 is: 440,964,360.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,731,277.60 : 1,258,673,127.60 = 294,192,000.80 : x
  2. Step 2: Convert to fraction form
    839,731,277.60/1,258,673,127.60 = 294,192,000.80/x
  3. Step 3: Cross multiply
    839,731,277.60x = 1,258,673,127.60 × 294,192,000.80
  4. Step 4: Simplify right side
    839,731,277.60x = 370,291,565,761,837,696
  5. Step 5: Solve for x
    x = 370,291,565,761,837,696/839,731,277.60
  6. Step 6: Final answer
    x = 440,964,360.43

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1.5x scale

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.