Home / 756,845,496.38-1,135,523,877.55-476,937,194.74

Finding the Fourth Proportional to 756,845,496.38, 1,135,523,877.55 and 476,937,194.74

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Solution

The fourth proportional to 756,845,496.38, 1,135,523,877.55 and 476,937,194.74 is: 715,566,882.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,845,496.38 : 1,135,523,877.55 = 476,937,194.74 : x
  2. Step 2: Convert to fraction form
    756,845,496.38/1,135,523,877.55 = 476,937,194.74/x
  3. Step 3: Cross multiply
    756,845,496.38x = 1,135,523,877.55 × 476,937,194.74
  4. Step 4: Simplify right side
    756,845,496.38x = 541,573,572,714,953,088
  5. Step 5: Solve for x
    x = 541,573,572,714,953,088/756,845,496.38
  6. Step 6: Final answer
    x = 715,566,882.94

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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.