Home / 470,995,097.67-649,961,355.18-259,299,814.86

Finding the Fourth Proportional to 470,995,097.67, 649,961,355.18 and 259,299,814.86

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Solution

The fourth proportional to 470,995,097.67, 649,961,355.18 and 259,299,814.86 is: 357,827,204.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,995,097.67 : 649,961,355.18 = 259,299,814.86 : x
  2. Step 2: Convert to fraction form
    470,995,097.67/649,961,355.18 = 259,299,814.86/x
  3. Step 3: Cross multiply
    470,995,097.67x = 649,961,355.18 × 259,299,814.86
  4. Step 4: Simplify right side
    470,995,097.67x = 168,534,859,064,328,704
  5. Step 5: Solve for x
    x = 168,534,859,064,328,704/470,995,097.67
  6. Step 6: Final answer
    x = 357,827,204.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.