Home / 1,003,706,762.40-1,504,975,558.50-389,573,542.80

Finding the Fourth Proportional to 1,003,706,762.40, 1,504,975,558.50 and 389,573,542.80

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Solution

The fourth proportional to 1,003,706,762.40, 1,504,975,558.50 and 389,573,542.80 is: 584,133,416.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,706,762.40 : 1,504,975,558.50 = 389,573,542.80 : x
  2. Step 2: Convert to fraction form
    1,003,706,762.40/1,504,975,558.50 = 389,573,542.80/x
  3. Step 3: Cross multiply
    1,003,706,762.40x = 1,504,975,558.50 × 389,573,542.80
  4. Step 4: Simplify right side
    1,003,706,762.40x = 586,298,660,152,253,696
  5. Step 5: Solve for x
    x = 586,298,660,152,253,696/1,003,706,762.40
  6. Step 6: Final answer
    x = 584,133,416.37

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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.