Home / 852,769,207.14-1,176,829,618.77-500,351,193.06

Finding the Fourth Proportional to 852,769,207.14, 1,176,829,618.77 and 500,351,193.06

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Solution

The fourth proportional to 852,769,207.14, 1,176,829,618.77 and 500,351,193.06 is: 690,489,406.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,769,207.14 : 1,176,829,618.77 = 500,351,193.06 : x
  2. Step 2: Convert to fraction form
    852,769,207.14/1,176,829,618.77 = 500,351,193.06/x
  3. Step 3: Cross multiply
    852,769,207.14x = 1,176,829,618.77 × 500,351,193.06
  4. Step 4: Simplify right side
    852,769,207.14x = 588,828,103,779,914,496
  5. Step 5: Solve for x
    x = 588,828,103,779,914,496/852,769,207.14
  6. Step 6: Final answer
    x = 690,489,406.57

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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.