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Finding the Fourth Proportional to 134,539,266.90, 188,482,519.50 and 134,539,266.90

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Solution

The fourth proportional to 134,539,266.90, 188,482,519.50 and 134,539,266.90 is: 188,482,519.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,539,266.90 : 188,482,519.50 = 134,539,266.90 : x
  2. Step 2: Convert to fraction form
    134,539,266.90/188,482,519.50 = 134,539,266.90/x
  3. Step 3: Cross multiply
    134,539,266.90x = 188,482,519.50 × 134,539,266.90
  4. Step 4: Simplify right side
    134,539,266.90x = 25,358,299,996,994,956
  5. Step 5: Solve for x
    x = 25,358,299,996,994,956/134,539,266.90
  6. Step 6: Final answer
    x = 188,482,519.50

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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.