Home / 1,569,891,423.34-2,166,352,549.56-865,003,958.56

Finding the Fourth Proportional to 1,569,891,423.34, 2,166,352,549.56 and 865,003,958.56

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Solution

The fourth proportional to 1,569,891,423.34, 2,166,352,549.56 and 865,003,958.56 is: 1,193,651,677.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,891,423.34 : 2,166,352,549.56 = 865,003,958.56 : x
  2. Step 2: Convert to fraction form
    1,569,891,423.34/2,166,352,549.56 = 865,003,958.56/x
  3. Step 3: Cross multiply
    1,569,891,423.34x = 2,166,352,549.56 × 865,003,958.56
  4. Step 4: Simplify right side
    1,569,891,423.34x = 1,873,903,531,005,948,416
  5. Step 5: Solve for x
    x = 1,873,903,531,005,948,416/1,569,891,423.34
  6. Step 6: Final answer
    x = 1,193,651,677.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.