Home / 497,741,595,527.29-686,876,091,767.50-278,013,494,284.01

Finding the Fourth Proportional to 497,741,595,527.29, 686,876,091,767.50 and 278,013,494,284.01

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Solution

The fourth proportional to 497,741,595,527.29, 686,876,091,767.50 and 278,013,494,284.01 is: 383,654,539,078.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,741,595,527.29 : 686,876,091,767.50 = 278,013,494,284.01 : x
  2. Step 2: Convert to fraction form
    497,741,595,527.29/686,876,091,767.50 = 278,013,494,284.01/x
  3. Step 3: Cross multiply
    497,741,595,527.29x = 686,876,091,767.50 × 278,013,494,284.01
  4. Step 4: Simplify right side
    497,741,595,527.29x = 190,960,822,412,427,000,807,424
  5. Step 5: Solve for x
    x = 190,960,822,412,427,000,807,424/497,741,595,527.29
  6. Step 6: Final answer
    x = 383,654,539,078.92

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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.