Home / 411,926,257.86-567,917,312.94-297,257,419.44

Finding the Fourth Proportional to 411,926,257.86, 567,917,312.94 and 297,257,419.44

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Solution

The fourth proportional to 411,926,257.86, 567,917,312.94 and 297,257,419.44 is: 409,824,893.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,926,257.86 : 567,917,312.94 = 297,257,419.44 : x
  2. Step 2: Convert to fraction form
    411,926,257.86/567,917,312.94 = 297,257,419.44/x
  3. Step 3: Cross multiply
    411,926,257.86x = 567,917,312.94 × 297,257,419.44
  4. Step 4: Simplify right side
    411,926,257.86x = 168,817,634,899,843,328
  5. Step 5: Solve for x
    x = 168,817,634,899,843,328/411,926,257.86
  6. Step 6: Final answer
    x = 409,824,893.85

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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.