Home / 364,507,316.69-503,021,430.32-197,243,579.25

Finding the Fourth Proportional to 364,507,316.69, 503,021,430.32 and 197,243,579.25

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Solution

The fourth proportional to 364,507,316.69, 503,021,430.32 and 197,243,579.25 is: 272,196,860.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,507,316.69 : 503,021,430.32 = 197,243,579.25 : x
  2. Step 2: Convert to fraction form
    364,507,316.69/503,021,430.32 = 197,243,579.25/x
  3. Step 3: Cross multiply
    364,507,316.69x = 503,021,430.32 × 197,243,579.25
  4. Step 4: Simplify right side
    364,507,316.69x = 99,217,747,354,785,056
  5. Step 5: Solve for x
    x = 99,217,747,354,785,056/364,507,316.69
  6. Step 6: Final answer
    x = 272,196,860.84

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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.