Home / 52,653,670.20-78,980,505.30-45,935,206.20

Finding the Fourth Proportional to 52,653,670.20, 78,980,505.30 and 45,935,206.20

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Solution

The fourth proportional to 52,653,670.20, 78,980,505.30 and 45,935,206.20 is: 68,902,809.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,653,670.20 : 78,980,505.30 = 45,935,206.20 : x
  2. Step 2: Convert to fraction form
    52,653,670.20/78,980,505.30 = 45,935,206.20/x
  3. Step 3: Cross multiply
    52,653,670.20x = 78,980,505.30 × 45,935,206.20
  4. Step 4: Simplify right side
    52,653,670.20x = 3,627,985,796,735,693
  5. Step 5: Solve for x
    x = 3,627,985,796,735,693/52,653,670.20
  6. Step 6: Final answer
    x = 68,902,809.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.