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Finding the Fourth Proportional to 482,054,596.80, 676,406,985.60 and 482,054,596.80

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Solution

The fourth proportional to 482,054,596.80, 676,406,985.60 and 482,054,596.80 is: 676,406,985.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,054,596.80 : 676,406,985.60 = 482,054,596.80 : x
  2. Step 2: Convert to fraction form
    482,054,596.80/676,406,985.60 = 482,054,596.80/x
  3. Step 3: Cross multiply
    482,054,596.80x = 676,406,985.60 × 482,054,596.80
  4. Step 4: Simplify right side
    482,054,596.80x = 326,065,096,716,111,424
  5. Step 5: Solve for x
    x = 326,065,096,716,111,424/482,054,596.80
  6. Step 6: Final answer
    x = 676,406,985.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.