Home / 364,507,535.70-503,021,732.58-197,243,798.40

Finding the Fourth Proportional to 364,507,535.70, 503,021,732.58 and 197,243,798.40

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Solution

The fourth proportional to 364,507,535.70, 503,021,732.58 and 197,243,798.40 is: 272,197,163.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,507,535.70 : 503,021,732.58 = 197,243,798.40 : x
  2. Step 2: Convert to fraction form
    364,507,535.70/503,021,732.58 = 197,243,798.40/x
  3. Step 3: Cross multiply
    364,507,535.70x = 503,021,732.58 × 197,243,798.40
  4. Step 4: Simplify right side
    364,507,535.70x = 99,217,917,211,828,224
  5. Step 5: Solve for x
    x = 99,217,917,211,828,224/364,507,535.70
  6. Step 6: Final answer
    x = 272,197,163.28

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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.