Home / 930,708,097.41-1,284,376,861.14-513,027,357.87

Finding the Fourth Proportional to 930,708,097.41, 1,284,376,861.14 and 513,027,357.87

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Solution

The fourth proportional to 930,708,097.41, 1,284,376,861.14 and 513,027,357.87 is: 707,977,581.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,708,097.41 : 1,284,376,861.14 = 513,027,357.87 : x
  2. Step 2: Convert to fraction form
    930,708,097.41/1,284,376,861.14 = 513,027,357.87/x
  3. Step 3: Cross multiply
    930,708,097.41x = 1,284,376,861.14 × 513,027,357.87
  4. Step 4: Simplify right side
    930,708,097.41x = 658,920,467,580,018,176
  5. Step 5: Solve for x
    x = 658,920,467,580,018,176/930,708,097.41
  6. Step 6: Final answer
    x = 707,977,581.17

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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.