Home / 340,138,860.93-469,406,492.69-191,469,575.25

Finding the Fourth Proportional to 340,138,860.93, 469,406,492.69 and 191,469,575.25

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Solution

The fourth proportional to 340,138,860.93, 469,406,492.69 and 191,469,575.25 is: 264,236,381.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,138,860.93 : 469,406,492.69 = 191,469,575.25 : x
  2. Step 2: Convert to fraction form
    340,138,860.93/469,406,492.69 = 191,469,575.25/x
  3. Step 3: Cross multiply
    340,138,860.93x = 469,406,492.69 × 191,469,575.25
  4. Step 4: Simplify right side
    340,138,860.93x = 89,877,061,773,989,184
  5. Step 5: Solve for x
    x = 89,877,061,773,989,184/340,138,860.93
  6. Step 6: Final answer
    x = 264,236,381.37

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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.