Home / 651,446,999.70-977,170,499.55-549,410,327.70

Finding the Fourth Proportional to 651,446,999.70, 977,170,499.55 and 549,410,327.70

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Solution

The fourth proportional to 651,446,999.70, 977,170,499.55 and 549,410,327.70 is: 824,115,491.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,446,999.70 : 977,170,499.55 = 549,410,327.70 : x
  2. Step 2: Convert to fraction form
    651,446,999.70/977,170,499.55 = 549,410,327.70/x
  3. Step 3: Cross multiply
    651,446,999.70x = 977,170,499.55 × 549,410,327.70
  4. Step 4: Simplify right side
    651,446,999.70x = 536,867,564,376,538,240
  5. Step 5: Solve for x
    x = 536,867,564,376,538,240/651,446,999.70
  6. Step 6: Final answer
    x = 824,115,491.55

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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.