Home / 1,035,755,771.45-1,554,615,882.81-641,088,766.22

Finding the Fourth Proportional to 1,035,755,771.45, 1,554,615,882.81 and 641,088,766.22

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Solution

The fourth proportional to 1,035,755,771.45, 1,554,615,882.81 and 641,088,766.22 is: 962,241,105.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,755,771.45 : 1,554,615,882.81 = 641,088,766.22 : x
  2. Step 2: Convert to fraction form
    1,035,755,771.45/1,554,615,882.81 = 641,088,766.22/x
  3. Step 3: Cross multiply
    1,035,755,771.45x = 1,554,615,882.81 × 641,088,766.22
  4. Step 4: Simplify right side
    1,035,755,771.45x = 996,646,778,248,905,984
  5. Step 5: Solve for x
    x = 996,646,778,248,905,984/1,035,755,771.45
  6. Step 6: Final answer
    x = 962,241,105.22

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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.