Home / 507,892,518.56-761,656,005.58-175,809,299.38

Finding the Fourth Proportional to 507,892,518.56, 761,656,005.58 and 175,809,299.38

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Solution

The fourth proportional to 507,892,518.56, 761,656,005.58 and 175,809,299.38 is: 263,650,681.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,892,518.56 : 761,656,005.58 = 175,809,299.38 : x
  2. Step 2: Convert to fraction form
    507,892,518.56/761,656,005.58 = 175,809,299.38/x
  3. Step 3: Cross multiply
    507,892,518.56x = 761,656,005.58 × 175,809,299.38
  4. Step 4: Simplify right side
    507,892,518.56x = 133,906,208,710,910,560
  5. Step 5: Solve for x
    x = 133,906,208,710,910,560/507,892,518.56
  6. Step 6: Final answer
    x = 263,650,681.62

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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.